「汰弱留強」

(pos:動詞)
<explanation>
yue:一種以 #淘汰 能力比較弱 ，留低較強勢嘅人或事物嘅運作方式
eng:a way of eliminating weaker people or things and retaining the stronger ones; similar to "survival of the fittest"
<eg>
yue:自由市場就係汰弱留強，競爭力比較差嘅公司好快就會消失。 (zi6 jau4 si5 coeng4 zau6 hai6 taai3 joek6 lau4 koeng4, ging3 zang1 lik6 bei2 gaau3 caa1 ge3 gung1 si1 hou2 faai3 zau6 wui5 siu1 sat1.)
eng:The free market operates on the principle of survival of the fittest, weaker companies that are less competitive will quickly disappear.