开车拐弯的时候要小心。

Kāichē guǎiwān de shíhou yào xiǎoxīn.

Be careful when turning while driving.

在这里往左拐弯。

Zài zhèlǐ wǎng zuǒ guǎiwān.

Turn left here.

驾驶员突然拐弯。

Jiàshǐ yuán túrán guǎiwān.

The driver suddenly made a turn.