You might think evolution would have weeded out high-testosterone males .

你会认为进化过程可能淘汰高睾酮的雄性鸟类。

While I weeded the garden my wife cleaned the house .

我在除草时，我太太正在打扫房子。

Why hasn 't evolution weeded them out ?

为什么我们的进化没有把这些剔除？

He weeded out the books he didn 't want .

他把不想要的书丢掉了。

They also do well raising money , he says , because investors assume the idf has already weeded out the dishonest and irresponsible .

他还说，老兵们在创利方面做得也很好，因为投资人认为以色列国防军已经把不诚实和不负责任的人清除掉了。