live by doing sth
维持生活
To earn one's bread
维持生活
This little business is his bread and butter.
他靠这个小生意维持生活.
He earned his living as a teacher.
他当教师维持生活.
He lives by writing short story.
他以写小说来维持生活 live by doing sth
维持生活
To earn one's bread
维持生活
This little business is his bread and butter.
他靠这个小生意维持生活.
He earned his living as a teacher.
他当教师维持生活.
He lives by writing short story.
他以写小说来维持生活