Vibroroller
振动压路机
🗣️ 情景例句
You have to ask for my father's permission.
你必须征得我父亲的同意。
Who is going to wait?
谁在等？
Before you leave the lab, make sure the electricity is turned off and the windows are shut.
你们离开实验室前，务必要关上电源，关好窗户。