take advantage of sb . 's ignorance
By surprise, the Chinese idiom, Pinyin is ch é ngq í B ù y ì, which means to take advantage of others' unprepared time. It comes from a new edition of Pinghua, a history of Jin Dynasty.
Notes on Idioms
Take advantage of, because; meaning: guess, expect.
The origin of Idioms
"The enemy says that I can't fight against the wind, so I should take advantage of it and attack it in a hurry. It's also the sophistication of this soldier."
Idiom usage
When the other party doesn't think of it, it means to do it. We should take advantage of it to attack the enemy.
Chinese PinYin : chéng qí bù yì
take advantage of sb . 's ignorance
It's fair to take what you want. qǔ yù yǒu jié