n. 1.光，光线；光明，亮光 (opp. darkness). Hang the picture in a good light. 把那幅画挂在能看清楚的地方。 2.发光体，光源；灯，信号灯；灯塔；天体。 a blackout light 防空灯。 ancient lights 保护光线不受挡住的权利。 the greater light 太阳。 the lesser light 月亮。 3.〔俚语〕(舞台的)脚光。 before the lights 在舞台上；登台演出。 4.日光；白昼；黎明。 Let's leave before the light fails. 我们要在天黑以前离开。 L- is breaking. 天已破晓。 The attack was on at the first light. 天一亮，进攻就开始了。 5.窗；天窗；取光孔；(温室的)玻璃屋顶[墙壁]；【法律】光线不受(邻居)阻碍权。 a room with lights on three sides 三方都有光线进来的房间。 6.明白，显露；启发，说明；教化。 new lights on a question 说明问题的新线索。 7.见解，见识；眼光。 see sb. in a new light 用新眼光看待某人。 8.光；〔诗〕视力；眼神；〔pl.〕〔俚语〕眼睛。 9.名家，权威；明星。 the guiding [shining] light 显赫人物。 the leading lights of diplomacy 外交界头面人物。 the literary lights of the day 当代文豪。 10.【宗教】荣光，福祉。 the inner light 灵光。 11.(绘画中的)明亮部分，投光部分。 light and shade (a) 明暗。 (b)强烈的对比。 the high light of a picture 画的强光部份。 12. 火花，点火物。 a box of lights 〔英国〕一盒火柴。 put a light to the fire 点火。 strike a light 擦火柴。 Will you give me a light 借个火儿。 13.【法律】采光权 ( ＝ ancient lights)。 14.〔pl.〕 智能。 短语和例子 do one's best according to one's lights 尽力而为。 A light breaks in upon sb. 某人恍然大悟。 be [go] out like light 〔美俚〕 (a)醉得不省人事。 (b)被打昏；昏睡。 between the lights 在黄昏时。 between two lights 在夜里；乘黑夜。 bring to light 暴露，揭露。 by the light of nature 本能地，自然而然地。 cast [shed, show, throw, turn] light on [upon] sth. 阐明。 come to light 显露，出现。 expose sth. to the light of day 把某事暴露在光天化日之下。 fast light 耐光。 get in sb.'s light 挡人光线，妨碍人。 get out of the light 不妨碍。 give a [the] green light 开绿灯，准许前进。 give light on [upon] 使…明白，使明显。 in a good [bad] light 在看得清楚[不清楚]的地方。 in light 被光线照着。 in the light of 1. 以…的模样。 2. 按照，根据。 3. 当作… (view his conduct in the light of a crime 把他的行为当作犯罪看)。 light at the end of tunnel 隧道尽头的光明，出头之日。 light of one's eye [eyes] 心爱的人，掌上明珠。 light of sb.'s countenance 〔戏谑语〕照顾，恩惠，好意。 man of light and leading 权威，大家。 place [put] in the clearest light 阐述得非常清楚。 place [put] sb. [sth.] in a different light 对某人[某事]另有一种看法。 place [put] sb. [sth.] in a false light 使人误解某人[某事]；把某人[某事]说得面目全非。 place [put] sb. [sth.] in a favourable light 把某人[某事]说得特别好。 put out [quench] sb.'s light 杀死某人，送某人归天。 put out the light 熄灯。 see a [the] red light 觉察到危险。 see light 理会。 see [view] sth. in a different light 从另一种观点来看某事。 see sth. in its true light 对某事有正确的见解。 see sth. in the same light 对某事有同样的看法。 see the light (of day) 1. (人)出生，出世。 2. 领悟。 set light to 点火。 shut one's light off 死。 stand [be] in one's own light 1. 背光。 2. 损害自己的利益。 stand [be] in sb.'s light 1. 挡住某人的光线。 2. 妨碍某人前程。 switch [turn] off the lights 关电灯。 switch [turn] on the lights 开电灯。 white light 1. 白昼的光。 2. 公正的判断。 vt. (lighted , lit ) 1.点火，点燃。 light a cigarette 点着香烟。 2.照亮，照耀。 3.使发电，光润，使春风满面。 4.用灯照亮道路。 短语和例子 light sb. to bed 点灯带人去睡。 vi. 1.点火，点着(火)。 He fished out a cigarette and lit up. 他摸出一支烟来点着了。 2.变亮；(眼睛)发亮，满面春风。 短语和例子 light into 攻击；责备。 light out for 〔美口〕逃往。 light up 1. 点火，点灯；弄亮，照亮；点香烟。 2. 变快活；有喜色。 adj. (opp. dark) 1.发光的，明亮的。 It's beginning to get light. 天亮了。 2.浅色的，淡色的。 短语和例子 a light blue 浅蓝色。 adj. (opp. heavy) 1.轻的。 as light as a feather 轻如鸿毛。 light industry 轻工业。 2.少量的，轻微的，微弱的。 light applause 微弱的掌声。 a light frost 微霜。 light losses 轻微的损失。 a light meal 吃得不多的一餐饭。 a light mistake 小错。 a light rain 小雨。 a light sleep 微睡。 3.容易消化的，清淡的。 light beer 淡啤酒。 light food 清淡的食物。 a light soup 清汤。 4.无积载的，装货少的。 light traffic 轻量交通。 the light watermark 船不装货时的吃水线。 5.轻快的；轻装的；轻便的。 a light bomber 轻轰炸机。 a light car 轻便汽车。 a light cruises 轻巡洋舰。 a light machine-gun 轻机关枪。 300 light cavalry [horse] 三百轻骑兵。 6.容易的，轻松的。 light illness 轻病。 light punishment 不重的惩罚。 light work 轻活。 7.嗓音柔和的。 8.分量不足的。 a light coin 分量不足的钱币。 give light weight 克扣分量。 9.轻松愉快的。 a light heart 轻松愉快的心情。 be light of heart 心情轻松愉快。 light literature 轻松文学。 light music 轻音乐。 light reading 轻松读物。 10.轻率的，轻浮的，轻薄的。 a light woman 轻佻的妇女。 as light as a butterfly 轻佻，轻率。 light conduct 轻浮的举动。 light opinions 轻率的意见。 person of light character 轻薄的人。 lightest word 毫无意义的话。 11.松脆的，易碎的，疏松的。 a light cake 松软的蛋糕。 light sand 松砂。 light soil 轻质土，砂土。 12.易醒的。 a light sleeper 睡得不沉的人。 13.【建筑】精巧的，优美的。 light architecture 精巧的建筑。 14. 【语音】弱音的。 a light syllable 弱音音节。 15.不重要的，琐碎的。 light conversation 随便闲聊。 16.晕眩的。 He was a bit light after the illness. 病后他有点头晕。 17.轻快的，灵巧的。 be light on one's feet 脚步轻快。 have a light hand 手灵巧。 light movement 轻快的行动。 18.人手不足的，缺少人员的。 短语和例子 light in hand (马等)容易驾驭的，(人)容易相处的。 light in the head 1. 头晕，眼花。 2. 头脑简单，愚蠢。 L- gains make heavy purses. 〔谚语〕因小失大。 light of belief ＝ light of ear 耳朵软，轻信。 light of fingers 手脚不干净，有偷窃癖。 make light of 轻视，小看。 (make light of the danger 不把危险放在心上). set light by 轻视。 sit light on (工作等)对…负担不重 (Her years sit light on her. 她年事虽长，但不见老。) adv. 轻地，轻快地；轻装地。 L- come, light go. ＝ Lightly come, lightly go. sleep light 睡得不熟。 travel light 轻装旅行。 vi. (lit 或 lighted) 1.〔古语〕下马，下车；停落。 2.鸟歇在树上。 3.偶然遇见；偶然得到。 4.〔方言〕突然发生。 短语和例子 The bird lit on a branch. 小鸟歇在枝头。 vt. 【航海】拉起(绳索等)，移动(风帆等)。 light into 〔美俚〕责备，攻击，骂。 light (up) on 偶尔碰见，发现。 light on one's feet [legs] 双脚落地幸免；侥幸成功。 light out 〔美俚〕逃走，溜掉。
casual and unrestrained in sexual behavior; "her easy virtue"; "he was told to avoid loose (or light) women"; "wanton behavior" 同义词：easy, loose, promiscuous, sluttish, wanton,
(used of soil) loose and large-grained in consistency; "light soil"
(of sleep) easily disturbed; "in a light doze"; "a light sleeper"; "a restless wakeful night" 同义词：wakeful,
demanding little effort; not burdensome; "light housework"; "light exercise"
having relatively few calories; "diet cola"; "light (or lite) beer"; "lite (or light) mayonnaise"; "a low-cal diet" 同义词：lite, low-cal, calorie-free,
easily assimilated in the alimentary canal; not rich or heavily seasoned; "a light diet"
designed for ease of movement or to carry little weight; "light aircraft"; "a light truck"
moving easily and quickly; nimble; "the dancer was light and graceful"; "a lightsome buoyant step"; "walked with a light tripping step" 同义词：lightsome, tripping,
(of sound or color) free from anything that dulls or dims; "efforts to obtain a clean bass in orchestral recordings"; "clear laughter like a waterfall"; "clear reds and blues"; "a light lilting voice like a silver bell" 同义词：clean, clear, unclouded,
intended primarily as entertainment; not serious or profound; "light verse"; "a light comedy"
having little importance; "losing his job was no light matter"
(used of vowels or syllables) pronounced with little or no stress; "a syllable that ends in a short vowel is a light syllable"; "a weak stress on the second syllable" 同义词：unaccented, weak,
less than the correct or legal or full amount often deliberately so; "a light pound"; "a scant cup of sugar"; "regularly gives short weight" 同义词：scant, short,
marked by temperance in indulgence; "abstemious with the use of adverbs"; "a light eater"; "a light smoker"; "ate a light supper" 同义词：abstemious,
very thin and insubstantial; "thin paper"; "light summer dresses"
weak and likely to lose consciousness; "suddenly felt faint from the pain"; "was sick and faint from hunger"; "felt light in the head"; "a swooning fit"; "light-headed with wine"; "light-headed from lack of sleep" 同义词：faint, swooning, light-headed, lightheaded,
with few burdens; "experienced travellers travel light" 同义词：lightly, lightly,
with few burdens; "experienced travellers travel light" 同义词：lightly, lightly,
characterized by or emitting light; "a room that is light when the shutters are open"; "the inside of the house was airy and light"
(used of color) having a relatively small amount of coloring agent; "light blue"; "light colors such as pastels"; "a light-colored powder" 同义词：light-colored,
of comparatively little physical weight or density; "a light load"; "magnesium is a light metal--having a specific gravity of 1.74 at 20 degrees C"
psychologically light; especially free from sadness or troubles; "a light heart"
not great in degree or quantity or number; "a light sentence"; "a light accent"; "casualties were light"; "light snow was falling"; "light misty rain"; "light smoke from the chimney"
(physics, chemistry) not having atomic weight greater than average; "light water is ordinary water"
of little intensity or power or force; "the light touch of her fingers"; "a light breeze"
of the military or industry; using (or being) relatively small or light arms or equipment; "light infantry"; "light cavalry"; "light industry"; "light weapons"
make lighter or brighter; "This lamp lightens the room a bit" 同义词：illume, illumine, light up, illuminate,
begin to smoke; "After the meal, some of the diners lit up" 同义词：light up, fire up,
alight from (a horse) 同义词：unhorse, dismount, get off, get down,
to come to rest, settle; "Misfortune lighted upon him" 同义词：alight, perch,
fall to somebody by assignment or lot; "The task fell to me"; "It fell to me to notify the parents of the victims" 同义词：fall,
cause to start burning; subject to fire or great heat; "Great heat can ignite almost any dry matter"; "Light a cigarette" 同义词：ignite,
any device serving as a source of illumination; "he stopped the car and turned off the lights" 同义词：light source,
a device for lighting or igniting fuel or charges or fires; "do you have a light?" 同义词：lighter, igniter, ignitor,
the visual effect of illumination on objects or scenes as created in pictures; "he could paint the lightest light and the darkest dark" 同义词：lightness,
merriment expressed by a brightness or gleam or animation of countenance; "he had a sparkle in his eye"; "there''s a perpetual twinkle in his eyes" 同义词：sparkle, twinkle, spark,
the quality of being luminous; emitting or reflecting light; "its luminosity is measured relative to that of our sun" 同义词：luminosity, brightness, brightness level, luminance, luminousness,
public awareness; "it brought the scandal to light"
mental understanding as an enlightening experience; "he finally saw the light"; "can you shed light on this problem?"
a particular perspective or aspect of a situation; "although he saw it in a different light, he still did not understand"
a visual warning signal; "they saw the light of the beacon"; "there was a light at every corner"
an illuminated area; "he stepped into the light"
a person regarded very fondly; "the light of my life"
(physics) electromagnetic radiation that can produce a visual sensation; "the light was filtered through a soft glass window" 同义词：visible light, visible radiation,
having abundant light or illumination; "they played as long as it was light"; "as long as the lighting was good" 同义词：lighting,
a condition of spiritual awareness; divine illumination; "follow God''s light" 同义词：illumination,
Visible light (commonly referred to simply as light) is electromagnetic radiation that is visible to the human eye, and is responsible for the sense of sight.CIE (1987).
例句与用法
1.
The last of evening light was fading away . 傍晚最后一抹亮光消失了。
2.
R(l)is the amplitude of the transmitted light . R（L）是透射光振幅。
3.
Light was coming through in the corner flat . 角上那幢公寓映出灯光。
4.
The lights of the traffic dazzled him . 车辆的灯光晃得他睁不开眼睛。
5.
Light sets the speed limit for nature . 光速限定了自然界的速率极限。
6.
He saw the matter in its true light . 他明明白白地看清这回事的真相。
7.
Bright light is the painter's best friend . 明亮的光线对画家最有利。
8.
The plates are insensitive to red light . 这些干片均对红光感觉迟钝。
9.
The cream-coloured walls glowed with light . 乳色的墙壁上荡漾着光辉。
10.
The inverse of its slope is the speed of light . 其倾斜的倒数是光速。
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