一清二楚

yīqīng-èrchǔ

idiom #9,283

Meanings

这件事我一清二楚。

Zhè jiàn shì wǒ yīqīng'èrchǔ.

I know this matter crystal clear.

他把事情解释得一清二楚。

Tā bǎ shìqing jiěshì de yīqīng'èrchǔ.

He explained things perfectly clearly.

我对他的底细一清二楚。

Wǒ duì tā de dǐxì yīqīng'èrchǔ.

I know his background inside and out.

grammar

Used as a predicate or complement. Common patterns: 对…一清二楚 (know something clearly), V得一清二楚 (did something so it became clear).

memory

一 (one level of) 清 (clear) + 二 (two levels of) 楚 (distinct) — doubly clear and distinct. The numbers 一 and 二 intensify each other.

一 yī

清 qīng

二 èr

楚 chǔ