go back on
US /ɡoʊ bæk ɑːn/
UK /ɡoʊ bæk ɑːn/
短语动词
1.
食言, 违背
fail to keep a promise or agreement
示例:
•
He promised to help me, but he went back on his word.
他答应帮我，但他食言了。
•
You can't just go back on our agreement now.
你不能现在就违背我们的协议。
在 Lingoland 学习这个单词