kill the goose that lays the golden egg
US /kɪl ðə ɡuːs ðæt leɪz ðə ˈɡoʊldən ɛɡ/
UK /kɪl ðə ɡuːs ðæt leɪz ðə ˈɡoʊldən ɛɡ/

1.
杀鸡取卵, 毁掉摇钱树
to destroy something that is a source of wealth or profit, out of greed or impatience
:
•
By cutting corners on quality, the company is killing the goose that lays the golden egg.
通过在质量上偷工减料,这家公司正在杀鸡取卵。
•
Don't be greedy and kill the goose that lays the golden egg.
不要贪婪,不要杀鸡取卵。