at danger

基本解释

A train must not pass a signal that is at danger.
火车切不可越过危险信号。
《新英汉大辞典》
But the nostrils ran ahead, twitching like a bull in a rodeo or a frisking wild horse, hinting at danger to come.
然而他的鼻孔却始终跃跃欲动，如同竞技场中的公牛，或是发情的野马，预示着会有危险到来。
The South Australian Environment Department says an endangered breed of bird has returned to nest at Danger Point.
南澳大利亚州环境局日前宣布，当地一种濒危的鸟类——燕鸥已经回来筑巢。这是一个令人十分鼓舞的现象。

It is because of the heroism, the calm under pressure,the grace with which these three gentlemen operated, but also the entire NASA family that was able to, at great risk oftentimes and with great danger, was somehow able to lift our sights not just here in the United States, but around the world,"
The wounded guard warned the trainmen of the danger at the bridge.
The ongoing debt crisis in Greece and other southern European countries served as a reminder at this meeting of the danger of overspending - but also of the possibility that trimming spending too sharply could plunge the world economy back into recession.

Third, Mr Singh must keep reminding himself—and others—that India is once again at danger point.
ECONOMIST: Indian reform