当他们的船遇险时，船员发出了求救信号。

The crew sent a distress signal when their ship was in ___distress.

慈善机构通常专注于向处于困境中的人提供援助。

Charities often focus on providing aid to those in ___distress.

在自然灾害发生时，许多人发现自己处于危难之中。

In times of natural disaster, many people find themselves in ___distress.