关于

guān yú

pertaining to, concerning, with regard to, about, a matter of

这本书是关于树

zhè běn shū shì guān yú shù

This book is about trees

我有很多关于纽约的书

wǒ yǒu hěn duō guān yú Niǔ yuē de shū

I have many books about new york

于是站起来

yú shì zhàn qi lai

So stand up

关灯

guān dēng

phr. turn off the light

于是我吻了她

yú shì wǒ wěn le tā

So i kissed her

于是我吻了他

yú shì wǒ wěn le tā

So i kissed him

于是我开始数

yú shì wǒ kāi shǐ shǔ

So I started to count

她于晚上八点回家。

tā yú wǎn shang bā diǎn huí jiā。

She comes home at eight o'clock in the evening.

我终于通过了考试

wǒ zhōng yú tōng guò lè kǎo shì

finally I passed the exam

我关上了门

wǒ guān shàng le mén

I closed the door