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n. 尽善尽美,完美

拆分: per-完全,贯穿 + -fect-做,作 + -ion名词词尾  

短语: 
to perfection 完美地,完善地  

例:
crystal perfection 晶体完美性 
They are working on the perfection of their new paint formula. 他们正在研制完善的新颜料配方。 
Among the key tasks was the perfection of new mechanisms of economic management. 主要任务之一是完善经济管理的新机制。 
a blue suit that showed off her blonde hair to perfection 使她那金黄色的头发美到了极致的蓝色套装 
It was the very perfection of beauty. 它是美的结晶。 
Beauty is the least of her perfections. 美貌是她优点中最微不足道的。