be on the lookout for
留心观察;留心某事;正在寻找
例句筛选
1.
When you review your table structures, be on the lookout for repeatinggroups.
复查表结构时,要密切注意重复的组。
2.
She gave me a hard look. Truly, as if she was supposed to be on thelookout for people like me.
她给我一个为难的表情.确实,就好像她应对我这种人小心才对。
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