燃眉之急

lit. the fire burns one's eyebrows (idiom); fig. desperate situation / extreme emergency

(possessive particle, literary equivalent of 的[de5]) / him / her / it

urgent / pressing / rapid / hurried / worried / to make (sb) anxious

eyebrow / upper margin

to burn / to ignite / to light / fig. to spark off (hopes) / to start (debate) / to raise (hopes)

to burn one's eyebrows / fig. desperately serious situation