不过

bù guò

only, merely, no more than, but, however, anyway (to get back to a previous topic), cannot be more (after adjectival)

我不难过

wǒ bù nán guò

I'm not upset

经过树林

jīng guò shù lín

Through the woods

围过来吧

wéi guò lái ba

Come around

我真难过

wǒ zhēn nán guò

I'm very sad

经过努力你可以通过考试

jīng guò nǔ lì nǐ kě yǐ tōng guò kǎo shì

You can pass the exam with hard work

她非常难过

tā fēi cháng nán guò

She's so upset

过来一下儿

guò lai yī xià r

Come over

鸟飞过树梢。

niǎo fēi guò shù shāo。

Birds fly over the treetops.

我不记得过去发生了什么事情

wǒ bù jì de guò qù fā shēng le shén me shì qing

I don't remember what happened in the past

痛苦会过去的。

tòng kǔ huì guò qu de。

The pain will pass.