After struggling for hours, he finally decided to throw in the towel.

经过几个小时的挣扎，他最终决定放弃。

The team was discouraged, but they vowed not to throw in the towel.

团队感到灰心，但他们发誓不放弃。

She didn't want to throw in the towel, even though success seemed unlikely.

尽管成功似乎不太可能，她仍然不想放弃。

Just when he was about to throw in the towel, he received some encouraging news.

就在他快要放弃的时候，他收到了鼓励的消息。

Sometimes it's wise to throw in the towel and try a different approach.

有时候放弃是明智的选择，换个方法尝试。