adj.〔常作表语〕，adv. 1.在前；向前；提前。 2.〔美国〕赢得；领先。 短语和例子 set the clock ahead 把钟朝前拨。 He is ahead of his times. 他走在时代前面。 be ahead of the other students in the class 在班上名列前茅。 ahead of 在…前面；比…进步；优于；胜于 (walk ahead of sb. 走在某人前面)。 be ahead 〔口语〕赢；赚。 be ahead of …比…好。 Breakers ahead ! 前面有碎浪[暗礁]!前途危险! Full speed ahead 全速前进。 get ahead 前进，抢先。 get ahead in the world 出头，发迹。 go ahead 上前；前进；继续下去；进步 (Things were going ahead. 事事顺畅)。 Go ahead ! 1. 【航海】前进!冲啊! (opp. go astern!) 开呀!〔美国对火车的口令〕；动手! 干呀!〔工作口令〕。 2. 那末，还有呢〔提话口气〕。 Right ahead 1. 就在眼前。 2. 勇往直前 (They saw it right ahead. 他们看见那东西就在眼前。 galloping straight ahead 驰骋向前)。 wind ahead 顶头风，迎面风。
at or in the front; "I see the lights of a town ahead"; "the road ahead is foggy"; "staring straight ahead"; "we couldn''t see over the heads of the people in front"; "with the cross of Jesus marching on before" 同义词：in front, before, in front, before,
ahead of time; in anticipation; "when you pay ahead (or in advance) you receive a discount"; "We like to plan ahead"; "should have made reservations beforehand" 同义词：in advance, beforehand, in advance, beforehand,
in a forward direction; "go ahead"; "the train moved ahead slowly"; "the boat lurched ahead"; "moved onward into the forest"; "they went slowly forward in the mud" 同义词：onward, onwards, forward, forwards, forrader, onward, onwards, forward, forwards, forrader,
leading or ahead in a competition; "the horse was three lengths ahead going into the home stretch"; "ahead by two pawns"; "our candidate is in the lead in the polls"; "way out front in the race"; "the advertising campaign put them out front in sales" 同义词：out front, in the lead, out front, in the lead,
to a different or a more advanced time (meaning advanced either toward the present or toward the future); "moved the appointment ahead from Tuesday to Monday"; "pushed the deadline ahead from Tuesday to Wednesday"
to a more advanced or advantageous position; "a young man sure to get ahead"; "pushing talented students ahead"
toward the future; forward in time; "I like to look ahead in imagination to what the future may bring"; "I look forward to seeing you" 同义词：forward, forward,
at or in the front; "I see the lights of a town ahead"; "the road ahead is foggy"; "staring straight ahead"; "we couldn''t see over the heads of the people in front"; "with the cross of Jesus marching on before" 同义词：in front, before, in front, before,
ahead of time; in anticipation; "when you pay ahead (or in advance) you receive a discount"; "We like to plan ahead"; "should have made reservations beforehand" 同义词：in advance, beforehand, in advance, beforehand,
in a forward direction; "go ahead"; "the train moved ahead slowly"; "the boat lurched ahead"; "moved onward into the forest"; "they went slowly forward in the mud" 同义词：onward, onwards, forward, forwards, forrader, onward, onwards, forward, forwards, forrader,
leading or ahead in a competition; "the horse was three lengths ahead going into the home stretch"; "ahead by two pawns"; "our candidate is in the lead in the polls"; "way out front in the race"; "the advertising campaign put them out front in sales" 同义词：out front, in the lead, out front, in the lead,
to a different or a more advanced time (meaning advanced either toward the present or toward the future); "moved the appointment ahead from Tuesday to Monday"; "pushed the deadline ahead from Tuesday to Wednesday"
to a more advanced or advantageous position; "a young man sure to get ahead"; "pushing talented students ahead"
toward the future; forward in time; "I like to look ahead in imagination to what the future may bring"; "I look forward to seeing you" 同义词：forward, forward,
having the leading position or higher score in a contest; "he is ahead by a pawn"; "the leading team in the pennant race" 同义词：in the lead, leading,
To be ahead is a unit of language.
例句与用法
1.
There would be some very bad days ahead . 今后几天将会是非常艰难的。
2.
Ease down , there is a sharp bend ahead . 慢一点儿，前面有个急转弯。
3.
The lieutenant stood ahead of the troops . 那中尉就站在士兵的前面。
4.
They can plan and contrive and see ahead . 他们能出谋划策，预测未来。
5.
She had found it well to flutter ahead . 她发觉最好的办法是曲线前进。
6.
Then she pulled ahead . 接着她跑到前头去了。在终点线上，威尔玛冲线了。
7.
There would be some very bad days ahead . 今后的几天将会是非常艰难的。
8.
We were ahead in the propaganda battle . 我们在宣传战中占了上风。
9.
The military on the front went swiftly ahead . 前方的军事局势急转直下。
10.
She decided to go ahead on her own . 她决定依靠自己的力量干下去。
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