Knuckle arm
[机] 转向节臂, 羊角臂
🧩 词语组成解析
knuckle
[['nʌkəl]]
n. 指节, 蹄爪, 膝关节\\nv. 以指节打, 以手指射
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
He lost his money due to his own carelessness.
由于大意，他丢了钱。
I hear that you have won. Congratulations.
听说你们赢了，祝贺你们。
I'm free on Thursday. I'd love to come.
我星期四有空。我很乐意来。