1
be the breadwinner in [family]
in 后接家庭或群体，表示在某范围内承担主要经济责任。
She is the breadwinner in her family.
她是她家里的经济支柱。
养家糊口的人；家庭支柱
先理解核心含义，再看它在真实句子里的用法。
养家糊口的人；家庭支柱
The primary income-earner in a household.
She is the breadwinner in her family.
她是她家里的经济支柱。
家庭中主要的经济支柱。
The primary income-earner in a household.
After her father's accident, she became the main breadwinner for the family.
在父亲出事故后，她成了一家的主要经济支柱。
In many traditional households, the father is the sole breadwinner.
在许多传统家庭中，父亲是唯一的经济支柱。
With both parents working, they are joint breadwinners for their children.
由于父母双方都工作，他们共同承担养家糊口的责任。
in 后接家庭或群体，表示在某范围内承担主要经济责任。
She is the breadwinner in her family.
她是她家里的经济支柱。
main、sole 等形容词常放在 breadwinner 前，强调主要或唯一。
He is the sole breadwinner, so losing his job would be a disaster.
他是家里唯一的经济支柱，所以失去工作将是场灾难。
become 强调角色转变；for 后接需要抚养的人，强调供养对象。
After the divorce, he became the breadwinner for his two kids.
离婚后，他成了两个孩子的经济支柱。
Not this
She is breadwinner of her family.
Use this
She is the breadwinner of her family.
breadwinner 是可数名词，且在句中特指家里的那个经济支柱，前面需要加定冠词 the；中文没有冠词，容易漏掉。
Not this
They are the breadwinner of their family.
Use this
They are the breadwinners of their family.
主语 They 是复数，表语名词也应改为复数 breadwinners，以保持主谓一致；中文“他们是家里的经济支柱”不体现单复数，所以容易忽略。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
主要养家者
She is the main breadwinner in their family.
她是家里主要养家的人。
唯一养家糊口的人
After his father died, he became the sole breadwinner.
父亲去世后，他成了唯一养家糊口的人。
主要经济支柱
In many households, the father is the primary breadwinner.
在许多家庭中，父亲是主要经济支柱。
家庭的经济支柱
As the breadwinner of the family, she works two jobs.
作为家庭的经济支柱，她做两份工作。
我是养家的人。
In the 2017 animated film The Breadwinner, Parvana says this after her father is arrested, deciding to become the family's breadwinner.
在2017年动画电影《养家之人》中，父亲被捕后，帕瓦娜说出这句话，决定成为家里的经济支柱。
Use breadwinner naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
把bread（面包）和winner（赢家）联想在一起：赢回面包养家的人，就是breadwinner。
语域：neutral 常见场景：家庭对话、经济报道、日常交流 breadwinner 是中性常用词，多用于日常谈论家庭经济来源，也可出现在新闻报道或政策讨论中；没有明显文体限制。
这些词都以 -ner 结尾，但读音不同。winner、dinner、sinner、beginner 有相同的 /ɪnə/ 结尾，彼此押韵（也呼应 breadwinner 中的 -winner）。runner 读 /ˈrʌnə/，diner 读 /ˈdaɪnə/，拼写相近但元音不同，不押韵。
Dictionary facts from ECDICT, OCTANOVE, WIKTIONARY, WORDNET.