perilous /ˈperələs/ adjective Learner's definition of PERILOUS
[more perilous; most perilous] somewhat formal + literary
— perilously
adverb -
He leaned perilously over the edge of the boat.他斜靠在船边,很危险。
-
She came perilously close to drowning. [=she almost drowned]她险些被淹死。
-
The company was perilously close to bankruptcy.公司面临破产。