左面

kāi huì shí tā jiù zuò zài wǒ de zuǒ miàn

开会时，他就坐在我的左面。

At the meeting, he sat on my left.

nǐ chuān guo zhè dào mén jiù kàn dào zuǒ miàn de fáng zi le

你穿过这道门，就看到左面的房子了。

Go through this gate, and you'll see the house on your left.