学英语1：带"One"的成语

One knows it at a glance.

一望而知。

One flower doesn't make a spring.

一花独放不是春，百花齐放春满园。

One bite won't make a fat man.

一口吃不成一个胖子。

One false step causes eternal regret.

一失足成千古恨。

One can't draw a circle with one hand and a square with the other.

一心不能二用。

One barking dog sets all the streets a barking.  

一犬吠影，百犬吠声。