She has redeemed her pawned jewellery.她赎回了当掉的珠宝.He redeemed his watch from the pawnbroker's.他从当铺赎回手表.She has redeemed her jewellery from pawn.她从当铺赎回了珠宝....
齿轮互相啮合.The teeth of the wheel gear into each other.这个大齿轮带动小齿轮使滚筒旋转.This large gear turns the small one to rotate the cylinder.天气冷时齿轮润滑油可能凝结而形成凹槽.Gear lubricants may congeal and channel in cold weather....
医生准许我重新开始训练。I was given the all clear by the doctor to resume playing.应该准许他偶尔也轻松一下。He should be allowed the occasional treat.车辆准许进入，但是车位有限。Cars allowed, but parking is limited....