Pitman arm
[机] 摇臂
🧩 词语组成解析
n. 矿工, 煤矿工, 连杆\\n[化] 连杆
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
I was laid off.
我下岗了。
He's a dumb guy.
他是位沉默的老兄。
So it became known as the gold rush.
成为广大为人知的“淘金热”。