straighten

He used a pair of pliers to straighten the bent wire hanger.

(Chinese) 他用一把老虎钳把弯曲的铁丝衣架弄直。

She went to the salon to have the stylist straighten her curly hair with a flat iron.

(Chinese) 她去美发店让发型师用夹板把她的卷发拉直。

Please straighten up the living room before the guests arrive for dinner.

(Chinese) 在客人来吃晚饭前，请把客厅整理一下。

The teacher waited for the students to straighten their desks before starting the lesson.

(Chinese) 老师等学生们整理好书桌后才开始上课。