vt. (-tt-) 1.出(声)，发，放(光等)，发射，放射(热等)。 2.吐露(意见等)。 3.颁布(命令等)；发行(纸币等)。 短语和例子 The sun emits light. 太阳放出光。
expel (gases or odors) 同义词：breathe, pass off,
express audibly; utter sounds (not necessarily words); "She let out a big heavy sigh"; "He uttered strange sounds that nobody could understand" 同义词：utter, let out, let loose,
give off, send forth, or discharge; as of light, heat, or radiation, vapor, etc.; "The ozone layer blocks some harmful rays which the sun emits" 同义词：give out, give off,
例句与用法
1.
The moon is emitting cool light through clouds ... 月亮透过云层放射出寒光。
2.
Education also emits its effects in many directions . 教育也在许多方面产生作用。
3.
Certain bats emit squeaks . 某些蝙蝠发出吱吱叫声。
4.
If the energy is sufficient, this electron will be emitted . 如果能量是充分的，这个电子将被放射出来。
5.
Stars emit light which contains only certain characteristic wavelengths . 恒星发出的光只含有特定的波长。
6.
The sun has been emitting energy at this rate for billions of years . 太阳以这样的强度辐射已有10亿年之久。
7.
He derived the observed intensity distribution of light emitted by a hot solid . 他导出了观察到的热体发光的强度分布。
8.
The electrons forming the image must be emitted by the specimen to be observed . 构成物象的电子必须由要观察的样品发射。
9.
Alpha particles emitted by radioactive nuclei have energies of a few mev . 由放射性原子核发射出的粒子能量一般为几个Mev。
10.
Suppose the speakers both emit a pure sinusoidal sound wave of constant frequency . 假定两个扬声器都发射恒定频率的纯正弦声波。
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