交合

jiē dào liǎng páng shù zhī jiāo hé

街道两旁树枝交合

Branches and leaves of the trees on either side of the street interweave with one another.

bēi xǐ jiāo hé

悲喜交合

combine joy and sadness

wǒ jiāng tā de shǒu zhǐ gēn wǒ de jiāo hé

我将她的手指跟我的交合。

I laced her fingers in mine.

nǐ jiàn guò dòng wù jiāo hé ma

你见过动物交合吗？

Have you ever seen animals copulate?