十全十美 [- - shí měi]be perfect in every respect [way]; be all roses; be done to perfection; be out of this world; be the acme of perfection; flawless and perfect; leave nothing to be desired:
•¶ 使某事物达到十全十美 bring sth. to perfection
•¶ 他做任何事情都力求十全十美。 He aims at perfection in everything he does.