Chinese phrase translation: 及时雨 (jí shí yǔ) timely rain

及时雨 (jí shí yǔ) timely rain; timely help；

Usage:

“及时雨”本义是指在庄稼正需要水时下的雨，比喻在关键时刻能解救危难的人或者事。
The original meaning of “及时雨” refers to rain water needed by crops. It can be a metaphor for a person or thing that, at a crucial moment, provides rescue from distress.
Sentences:

1、Yīnwéi tā zǒng néng zài biérén xūyào de shíhòu chūxiàn ，suǒyǐ tā de wàihào shì “jí shí yǔ ”.
因为他总能在别人需要的时候出现，所以他的外号是“及时雨”。
As he always appears when others need help, so his nickname is “及时雨.”
2、Nǐ kě zhēnshì ge “jí shí yǔ ”，wǒ zhèng bùzhīdào gāi zěnme jiějué zhège wèntí ne!
你可真是个“及时雨”，我正不知道该怎么解决这个问题呢！
You are such a timely help. Right now, I don’t know how to deal with this problem.