breadwinner

详细解释:n. 负担家计的人

英语解释：

名词 breadwinner:

one whose earnings are the primary source of support for their dependents

详细解释：

bread.win.ner

n.（名词）
One whose earnings are the primary source of support for one`s dependents.
养家活口的人：其收入为家眷提供基本生活来源的人