当某人 comes to the rescue 意思就是及时到达营救解围。这个短语也常常用于形容糟糕的情况而并不一定是生命危机时才能使用。

例句

I left my passport at home and only realised on my way to the airport. Fortunately my friend came to the rescue and drove to the airport with it.

She locked herself out of the house. Her neighbour came to the rescue with a spare set of keys.

请注意

A rescue party 指的是一组救援队，他们经常被派出营救那些失踪或受困的人们。

The rescue party reached the stranded mountaineer after he spent five days lost on the peak.