"Score twice before you cut once."为什么翻译为“三思而后行”.

三思而后行 英语 为什么是 think twice Think twice before you do. Look twice before you leap FIVE SCORE YEARS AGO为什么翻译为一百年前. work once and work twice 翻译 翻译：Before you examine the wire,you must cut off the electric think twice,act wise,look before you You must cut off the electricity before you change the bulb为 为什么是"三思而后行". you're only young once and never old twice Not once you cross the ocean and cut yourself loose. 翻译：There are twice as many giant pandas as before