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
Oh, beautiful as ever, Lillian.
噢 ，还像以前一样漂亮， Lillian。
My brother came in,changed his clothes,and went out again.
我的兄弟进来了，换掉了他的衣服，并再去外面了。
It's about the universe. The speaker's supposed to be excellent.
是关于宇宙的。演讲人应该是一流的吧。