Cindy教口語，“一目了然”英語怎么說？

原文地址

Open book
 

open book

一目了然的事物，易于了解的人，極坦率的人
 

This phrase means that the whole story of the things is very clear and easy to understand.

這個短語常用來形容事物、事情原委很清晰，一看就知道是怎么回事。
 

He is an open book. And it's easy to know his feelings and thoughts.

他很坦率，很容易就能看出他的情緒和想法。
 

My life is an open book and I have no secret.

我的生活很明了，沒有秘密可言。