emission controls的用法和樣例：
例句
- Members of the Committee manufacture products related to vehicle emission control.
其成員主要是生產(chǎn)車(chē)輛排放控制相關(guān)產(chǎn)品的企業(yè)。 - The longer the US resists emissions controls, the more expensive it will become to tackle the issue, he warns.
他警告稱(chēng)，美國抵制排放控制的時(shí)間越久，解決這個(gè)問(wèn)題的代價(jià)也就越高昂。
