达尔文适合度的英文：
Darwinian fitness

Modern journalism justify its own existence by the great Darwinian principle of the survival of the vulgar
现代的新闻工作，以“最庸俗者生存”这伟大的达尔文式的原则来为自己的存在辩护。

This cap fits you better.
这顶帽子对你更合适。

To join by or fit into a gain.
在腰槽内连接或配合

This car is fitted with radial tyres.
这辆车配有子午线轮胎。

She was fit to scream.
她几乎要尖叫起来。

make (animals) fit for cultivation.
使（动物）适应耕作。