不管三七二十一。(Bùguǎn sān qī èr shí yī.)Regardless of the consequence.

Explanation

“三七二十一”原来是一句乘法口诀，意思是3个七等于21。后来常用这句话表示不顾一切，不管结果怎样，一定要做某件事。

“三七二十一” is a multiplication table. It means three times seven is twenty-one. This sentence means regardless of the consequence to show one’s determination to do something.

Words:

酒jiǔ:wine;

拒绝jùjué:refuse.

Sentences

1、Jiǎ: Lǐ Míng bú zài ma?

甲：李明不在吗？

A: Isn’t Li Ming here?

Yǐ: Tā jiē le gè diànhuà, ránhòu bùguǎn sān qī èr shí yī jiù pǎo chūqu le.

乙：他接了个电话，然后不管三七二十一就跑出去了。

B: He just ran out regardless of everything after answering a phone.

2、Jiǎ: Tā bùguǎn sān qī èr shí yī jiù hē xià le nà bēi jiǔ.

甲：他不管三七二十一就喝下了那杯酒。

A: Regardless of the consequence, he drank that glass of wine.

Yǐ: Wǒ yuán yǐwéi tā huì jùjué de.

乙：我原以为他会拒绝的。

B: I thought he would refuse.

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