backwash
[ˈbækwɑ:ʃ]
n.
（由船等运动引起的）反流;
喷流;
反响;
回流;
例句:
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The Treasury had been blaming the pound's weakness on the backwash from the falling dollar.
财政部一直将英镑的疲软归咎于美元贬值。
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The backwash of the passing boat took us a surprise.
那艘经过的船造成的回浪让我们措手不及.
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Post aeration – Air scouring continues after the liquid backwash ends.
邮局充气–空气擦亮在液态的冲洗末端之后继续.