十年

shí nián dòng luàn

十年动乱

ten-year catastrophe

yī huàng wǒ men bì yè yǐ shí nián le

一晃，我们毕业已十年了。

In a flash, we graduated from university a decade.

jǐ shí nián lai tā duì gōng zuò yī zhí jīng jīng yè yè yī sī bù gǒu

几十年来，他对工作一直兢兢业业，一丝不苟。

For decades, he has been cautious and conscientious towards work.