Headblock
前部垫块; 制动轮
🗣️ 情景例句
The price includes mailing costs.
这价格包括邮寄费用。
Every man has a fool in his sleeve.
聪明一世，糊涂一时。
The woman immediately behind the two cars happened to be a learner.
紧跟其后的一辆车上的司机碰巧是个初学者，