隔岸观火
Pinyin: Ge2 An4 Guan1 Huo3
Meaning:
"Looking across the bank and observing the fire" . It means across the bank, there is a fire, but one just do nothing, only observing the fire. It has the sarcastic meaning of implying a person doing nothing when someone is in trouble.
Example Sentence:
都着火了, 你怎么还在隔岸观火, 不去救火呢?
It's already on fire, why are you still standing here and doing nothing to save the fire?