Natural selection
辅助 Assistant[医] 自然选择, 自然淘汰
📖 牛津释义
natural selection
evolutionary theory that animals survive or become extinct according to their ability to adapt themselves to their environment 自然选择; 天择.
🧩 词语组成解析
natural
['nætʃrəl]
adj. 自然的;物质的;天生的;不做作的;
n. 自然的事情;（生来的）白痴;[乐]（风琴等的）白键;
natur=nature自然+al...的 →自然（界）的
🗣️ 情景例句
I did.
看到了。
Take it. Otherwise you can't go on the trip.
喝了它，不然你不能继续旅行了。
Sam Benton, the local butcher, had lost his wallet while taking his savings to the post office.
本顿在把存款送往邮局的途中把钱包丢了。