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
This DJ is really good.
这个DJ真棒！
I used to have dinner at 7:30 and go to bed early.
我过去常在7:30吃晚饭并且早睡觉。
They spent a full and very enjoyable morning together, and Fred discovered that he had a gift for making a visit interesting and lively.
他们一起度过了一个充实而又非常愉快的早上，弗雷德发现自己具有导游的才能，能使参观活动变得趣味盎然。