/'perəl; `pɛrəl/
n
1 [U] serious danger (esp of death) 严重危险（尤指死亡的）
*in great, mortal, etc peril 在严重的、致命的...危险中.
2 [C usu pl 通常作复数] dangerous thing or circumstance 危险的事物或环境
*face the perils of the ocean, ie storm, shipwreck, etc 面对海上的危险（风暴、船只失事等）
* These birds are able to survive the perils of the Arctic winter. 这些鸟能在北极的严冬中生存.
3 (idm 习语) at one's peril (used esp when advising sb not to do sth 尤用于劝某人不做某事) with a risk of harm to oneself 冒险
*The bicycle has no brakes you ride it at your peril. 这辆自行车没闸--你要骑可太危险了.
* One ignores letters from the bank manager at one's peril. 忽视银行经理来函, 後果堪虑. in ,peril of one's `life in danger of death 冒生命危险.

n
[Date: 1200-1300; Language: Old French;Origin:Latin periculum]
[U]literary or formal great danger, especially of being harmed or killed
in peril
　They put their own lives in peril to rescue their friends.
great/grave/serious peril
　The economy is now in grave peril.
　a voyage that was fraught with peril (=full of danger)
[C usually plural]literary or formal a danger or problem in a particular activity or situation
　the perils posed by mountaineering
peril of
　the perils of the sea
do sth at your peril
used to say that what someone is intending to do is dangerous or could cause them problems
　Politicians ignore this issue at their peril.