emission
emission 英 [iˈmɪʃn] 美 [ɪˈmɪʃən]
n. （光、热等的）发射，散发；排放
名词复数:emissions
- An emission is something that's been released or emitted into the world. Car exhaust, burps, and radio broadcasts are all examples of emissions.
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- n. （光、热等的）发射，散发；排放
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1. the emission of carbon dioxide into the atmosphere
向大气排放二氧化碳
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2. emission controls
排放管制
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3. clean up industrial emissions.
清除工业排放物。
- emission (n.) early 15c., "something sent forth," from Middle French émission (14c.) and directly from Latin emissionem (nominative emissio) "a sending out, a projecting, hurling, letting go, releasing," noun of action from past participle stem of emittere "send out" (see emit). Meaning "a giving off or emitting" is from 1610s.
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