1、The police officer used handcuffs to restrain the suspect.
警察使用手铐来限制嫌疑人的活动。

2、He struggled to restrain his anger.
他努力控制住自己的愤怒。

3、The tight seatbelt helps to restrain the movement of passengers in a car during an accident.
紧身安全带在车祸中有助于限制乘客的运动。