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costly的解释含义及用法例句

考研英语  时间: 2019-04-08 13:54:41  作者: 匿名 
costly的解释
a. 昂贵的
costly的例句
His costly mistake resulted in severe loss.
他的严重的错误导致了重大的损失。

That's as much as the output of a costly converter, thirty feet high, really wonderful!
那等于一座高30英尺造价昂贵的转炉的年产量,真了不起!

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