to/till/until the bitter end是什么意思？

to/till/until the bitter end

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标签 CEFR-C2

idiom

If you do something to/till/until the bitter end, you keep going until it's completely done, even if it's hard.

I promised to stick with the project until the bitter end, no matter how tough it got.

我承诺无论多么艰难，都会坚持完成这个项目到最后。

坚持到底