灵机一动

HSK 7-9

língjī-yídòng

have a sudden idea; 'tilt' (idea that comes suddenly)

to be struck by a brainwave

他灵机一动，想出了一个好主意。

tā língjī-yīdòng, xiǎng chū le yí gè hǎo zhǔyì.

He had a brief but effective flash of inspiration and came up with an excellent idea.

她灵机一动，解决了这个问题。

tā língjī-yīdòng, jiě jué le zhè gè wèntí.

She had a brief but effective flash of inspiration and solved the problem.