in despair

adv. 失望地

例句与用法：

The poor woman was in despair.

那可怜的女人陷入了绝望。

He gave up the struggle in despair.

他绝望地放弃了斗争。

A person is most disappointed when he is in despair.

一个人在绝望时最失望。

He gave up the attempt in despair.

他绝望之下放弃了尝试。