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one's bread and butter
01
the main source of a person or business's income
IdiomWhat is the origin of the idiom "one's bread and butter" and when to use it?
The origin of the idiom "one's bread and butter" can be traced back to the 18th century in England. Bread and butter have been staple foods for many people throughout history, and they symbolize the basic necessities of life. It is used to describe the main source of income or the primary activity through which someone earns a living.
Example
At the moment, freelancing is her bread and butter while she explores other career options.
Once she establishes her bakery, she hopes it will become her bread and butter for the rest of her life.
bread-and-butter
01
生活の糧となる, 基本的な生計を立てる
*** providing a basic means of subsistence
Example
a bread-and-butter job
生活の糧となる仕事
02
実用的な, 日常的な
*** relating to people's practical, everyday needs and concerns
Example
These are hardly the bread-and-butter concerns of struggling farmers.
これらは、苦しんでいる農民たちの実用的な、日常的な関心とはほとんど関係がありません。
