bread and butter
US /ˈbrɛd ənd ˈbʌtər/
UK /ˈbrɛd ənd ˈbʌtər/
成语
1.
主要生计, 主要收入来源
a person's livelihood or main source of income
示例:
•
For a farmer, growing crops is their bread and butter.
对农民来说，种植庄稼是他们的主要生计。
•
Selling software is the company's bread and butter.
销售软件是公司的主要业务。
2.
基本生活所需, 生活费
the basic necessities of life
示例:
•
They struggled to provide their children with bread and butter.
他们努力为孩子们提供基本生活所需。
•
After losing his job, he worried about how to earn his bread and butter.
失业后，他担心如何赚取生活费。