拐弯 (guǎi wān): 角を曲がって

Turn left at the intersection ahead, and after about a hundred meters you'll see that bank.

The driver suddenly turned, and I lost my balance and nearly fell.

Go straight along this road, turn at the second traffic light, and you'll find that bookstore.

He was on the phone while driving and didn't notice the curve ahead, so he turned too late and hit the guardrail.