每日英语俚语56: 安全的事情；必胜的事 (mp3和文本下载)
2017-03-16来源:和谐英语
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a safe bet
安全的事情；必胜的事；保险的做法
For many housewives, putting money in a good bank is a safe bet.
对于很多家庭主妇来说，把钱存在一间好银行是保险的做法。
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