千方百计

in a thousand and one ways; by every possible (or conceivable) means; by hook or by crook

♦ ~挖掘潜力 try every possible way to tap potential

♦ ~掩盖错误 use all one's ingenuity to cover up one's mistakes

♦ 他~地请好大夫给妻子看病。 He is doing all he can to find good doctors to treat his wife.