•I never felt that my life was in peril.我从不觉得我的生命受到严重的威胁。

•The journey through the mountains was fraught with peril (= full of dangers).穿越山岭的旅途充满了危险。

•Teenagers must be warned about the perils of unsafe sex.青少年必须被告诫不安全的性行为所隐藏的重大危险。

•We underestimate the destructiveness of war at our peril.我们低估了战争的破坏力，这对我们是很危险的。