And sexual selections give rise to a host of organisms, some of which survive and are fit and others which aren't.
性选择导致了大量有机体的产生,其中的一些有机体生存了下来,适应了竞争,而其他则遭到淘汰。
which is a knockout tournament which involves all professional clubs
这个是淘汰制的联赛,所有职业俱乐部都会参加。
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。
What if we could figure out ways to avoid organ transplantation entirely?
如果我们能发明一种方法,完全淘汰器官移植的话又会怎样
Because they're trying to, they're competing for voters who happen to be close, or running out of gas at those moments, and by crowding together they avoid being out competed by each other in terms of position.
因为他们试图,他们都为了拉拢附近客源或是那些,刚刚耗完汽油的顾客而相互竞争,它们通过挤在一起,避免自己因为选址的问题而被淘汰出局
Thankfully, they've fallen into disuse.
让人高兴的是,它已经被淘汰了。
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