Headblock
前部垫块; 制动轮
🗣️ 情景例句
No such thing as too many at an opening.
展览开幕怎么会嫌人太多呢。
John stopped studying.
约翰停止学业了。
Each day is a holiday,and ordinary holidays, when they come,
每天都是假日，而通常的假期到来时，