1.Noise pollution 噪音污染
例句:Most of the cities were affected by light noise pollution.
多數(shù)城市受到輕度噪聲污染。
2.A couple of 一對;幾個
例句:Could you see your way to lending me 10 for a couple of days?
你能不能借給我10英鎊過兩天還你?
3.end up 結(jié)束
例句:Don't fiddle about with your typewriter; you could end up breaking it.
別瞎玩弄你的打字機(jī);你會弄壞它的。
4.in effect 有效;實(shí)際上
例句:Initially the contract will be in effect for 3 years.
最初契約的有效期為三年。