bread and butter

含义

the work that brings in most of your income

带来主要收入的工作.

例句

1. 1Weddings are the bread and butter of our photography business.
2. 2Teaching evening classes isn't exciting, but it's my bread and butter.
3. 3Small repairs are our bread and butter; the big jobs only come a few times a year.
4. 4School uniforms are the bread and butter of the shop, even though it sells toys too.
5. 5Does tutoring pay the bills, or is translation still your bread and butter?

语法

不可数。通常用在 my、our 或 the ... of 中；放在名词前时写作 bread-and-butter。

意思相近