bread and butter

A common expression referring to a person's primary source of income, livelihood, or the most basic and essential part of something.

ruРаспространённое выражение, обозначающее основной источник дохода человека, средства к существованию или самую базовую и важную часть чего-либо.esExpresión común que designa el principal medio de vida o sustento de una persona, así como la parte más básica y esencial de algo.frExpression courante désignant la principale source de revenus d'une personne, ses moyens de subsistance, ou la partie la plus fondamentale et essentielle de quelque chose.deFester Ausdruck für die wichtigste Einkommensquelle bzw. den Lebensunterhalt einer Person oder für den grundlegendsten und wichtigsten Teil einer Sache.ptExpressão comum que designa a principal fonte de renda de uma pessoa, o meio de subsistência, ou a parte mais básica e essencial de algo.zh指一个人主要的收入来源、谋生手段，也指事物最基本、最重要的部分。arتعبير شائع يُقصد به المصدر الرئيسي للرزق أو سبل العيش، أو الجزء الأساسي والأهم من شيء ما.

1. Basic livelihood B2 informal

   A person's main source of income or the essential means of living.

   • Teaching is his bread and butter.
   • For many farmers, agriculture is their bread and butter.
   • She relies on freelance writing as her bread and butter.

   ruСредства к существованиюesPan y mantequillafrgagne-paindeLebensunterhaltptMeio de subsistênciazh生计arمصدر الرزق الأساسي

2. Everyday staple B2 informal

   Something that is basic, ordinary, or fundamental in a particular context.

   • Bread and butter issues like housing and healthcare affect everyone.
   • These simple tools are the bread and butter of any carpenter.
   • The restaurant's bread and butter dishes are its pasta and pizza.

   ruОсноваespan de cada díafrpain quotidiendeGrundlageptBasezh基本要素arأساس المعيشة