所采取的紧急措施避免了一场惨祸。

The emergency action taken prevented a fatal accident.

这次探险以惨祸告终，所有的人员都在海上丧命了。

The expedition ended in tragedy, with all hands lost at sea.

那遭意外发生时马兰德隔得很远，他甚至还不知道有这样一个惨祸发生。

He had been far from the scene of accident, and did not even know there had been one.