perilous
/ˈperɪləs/adjective
1- full of danger or risk充满危险的：
a perilous journey south.
危险的南部旅行。
1.1
- exposed to imminent risk of disaster or ruin濒临灾难（或毁灭）的：
the economy is in a perilous state.
经济处于崩溃状态。
派生词
perilously
adverbperilousness
noun词源
Middle English: from Old French perillous, from Latin periculosus, from periculum 'danger' （see PERIL）.