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
I always take good care of my body.
我总是很关注身体健康。
Better wear out than rust out.
与其闲散不如忙碌。
I meant to tell you yesterday, but you were not in your office.
我原想昨天告诉你的，但你没在办公室。