weed out

基本解释

We must weed out the yellow flowers among the onions as soon as possible.
我们必须尽快除去洋葱地里的黄花草。
Heywood admits that there may be pitfalls—the prospect, for example, that employers could weed out workers with rare diseases.
海伍德承认可能存在缺陷——例如，可以预见，雇主会把患有罕见疾病的员工清除出去。
Nurture and reward the top 20％ of your staff who produce 80％ of the results, and actively weed out the bottom 10％ who give you 80％ of the headaches.
培养和奖励公司中20％最优秀的、可为公司产生80％效益的员工，而把那最差劲的10％却带给你80％头痛的员工清除出去。

It says it has detained the refugees because it wants to screen them to weed out former rebels, and to demine villages where battles had raged.
We're not using them to weed you out, we're using them to help you learn.
我们不会用他们来淘汰你们，而是用他们来帮助你们学习。
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So there has to be a process to weed out the good and the bad.
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"This was one of their safety valves to weed out police calls, " says Jerry.
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If you weed out things or people that are useless or unwanted in a group, you find them and get rid of them.