emission

英 [?'m??(?)n] 美[?'m???n]
  • n. (光、熱等的)發(fā)射,散發(fā);噴射;發(fā)行
  • n. (Emission)人名;(英)埃米申

TOEFLCET6中低頻詞TEM4常用詞匯

詞態(tài)變化


復(fù)數(shù):?emissions;

英文詞源


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.

雙語(yǔ)例句


1. the emission of carbon dioxide into the atmosphere
向大氣排放二氧化碳

來(lái)自《權(quán)威詞典》

2. The emission of gases such as carbon dioxide should be stabilised at their present level.
二氧化碳等氣體的排放應(yīng)該穩(wěn)定在當(dāng)前水平。

來(lái)自柯林斯例句

3. States have the option of adopting the even tougher California emission standards.
各州也可以任意選擇,是否采用加利福尼亞州更嚴(yán)格的排污標(biāo)準(zhǔn).

來(lái)自英漢非文學(xué) - 環(huán)境法 - 環(huán)境法

4. Thus, noncontinuous emission limitations were appropriate only when continuous controls were infeasible.
因此, 非持續(xù)性排放限制只有在持續(xù)性控制技術(shù)變得不可行時(shí)才是適當(dāng)?shù)?

來(lái)自英漢非文學(xué) - 環(huán)境法 - 環(huán)境法

5. One set of provisions tightens emission standards.
一套使排放標(biāo)準(zhǔn)更加嚴(yán)格的規(guī)定.

來(lái)自英漢非文學(xué) - 環(huán)境法 - 環(huán)境法