Police fired a number of warning shots.

警方多次鸣枪警告。

《牛津词典》

Another gas row can be safely expected in 2010 and the warning shots have already been fired.

而新一轮的天然气争端早有预兆，或将在2010年重新点燃。

youdao

The officer claimed he had fired warning shots to scare the boy and his friends to stop them from throwing rocks and bottles at police.

这名警官声称，自己开枪之前曾鸣枪警告这名少年极其同伴，不要向警察投掷石块和酒瓶。

youdao

First it was warning shots, but when the Mavi Marmara wouldn't stop, these warnings turned into an attack.

VOA: standard.2010.06.01

Warning shots were fired but failed to disperse the advancing crowd who continued their attack.

BBC: Bahraini dies after being struck by tear gas canister

British forces have so far only intervened by firing warning shots in certain circumstances.

BBC: UK troops appoint Basra 'mayor'

Protesters broke into the U.N. compound, ignored warning shots and stole from two containers, the mission reported.

CNN: U.N. food agency seeks more aid for Haiti