a drop in the ocean沧海一粟

　　within a stones throw一箭之遥

　　ki11 two birds with one stone一箭双雕

　　（2）不等值翻译：

　　at sixes and sevens乱七八糟

　　on second thoughts再三考虑

　　by ones and twos两两地，零零落落地

　　Two heads are better than one.三个臭皮匠胜过诸葛亮。

　　--Can you come down a little?

　　--Sorry, its one price for all.

　　你能便宜一点卖吗？

　　对不起，不二价.

　　（3）不必译出：

　　One mans meat is another mans poison.人各有所好。

　　I love you three score and ten.我会一辈子爱你的。

　　Ten to one he has forgotten it．很可能他已经忘了。

　　His mark in math is second to none in the class.

　　他的数学分数在班上是名列前茅的。

　　She is a second Lei Feng。她是雷锋式的人物。

　　I always believe my sixth sense。我总相信我的直觉。

　　The parson official1y pronounced that they became one。

　　牧师正式宣告他们成婚。

　　I used to study in France in the year one。

　　我早年曾在法国学习。