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.
雙語例句
1. the emission of carbon dioxide into the atmosphere
向大氣排放二氧化碳
來自《權威詞典》
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該穩定在當前水平。
來自柯林斯例句
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格的排污標準.
來自英漢非文學 - 環境法 - 環境法
4. Thus, noncontinuous emission limitations were appropriate only when continuous controls were infeasible.
因此, 非持續性排放限制只有在持續性控制技術變得不可行時才是適當的.
來自英漢非文學 - 環境法 - 環境法
5. One set of provisions tightens emission standards.