Vibrating arm
[机] 振动杆
🧩 词语组成解析
[电] 振动; 振动的
arm
[ɑrm]
n. 臂;武器;[复数]战事;权力;
vi. 准备（斗争），准备行动（against）;
vt. 装备（防御工事）;准备（攻击或迎击）;配备;防护;
🗣️ 情景例句
Richard, did you go to the aerobics class, really? Richard
你真的上了有氧运动课吗？
No. It's out of the question.
哪儿的话，根本谈不上赔。
As the man came near, the prisoner knocked him to the ground with a sharp blow.
当这个人走近时，战俘一拳把他打倒在地，