一干二净

tā bǎ zé rèn tuī de yī gān èr jìng

他把责任推得一干二净。

He completely passed off responsibility.

tā bǎ shuō guo de huà wàng de yī gān èr jìng

她把说过的话忘得一干二净。

She completely forgot what she had said.

tā men bǎ cài chī de yī gān èr jìng

他们把菜吃得一干二净。

They have eaten up all the food.

jiǎn zhí wàng de yī gān èr jìng

简直忘得一干二净

completely forget

bǎ diāo xiàng cā de yī gān èr jìng

把雕像擦得一干二净

rub off every speck of patina of the statue

wǒ bǎ gāi zuò de shì wàng de yī gān èr jìng

我把该做的事忘得一干二净。

I had clean forgotten what I should do.