Knuckle of coupler
[机] 关节联结器
🧩 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
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
coupler
['kʌplə]
n. 连结者，配合者;车钩;
🗣️ 情景例句
and my friends don't want to go.
我的朋友们又不想去。
The burden on likes is cheerfully borne.
爱挑的担子，就愉快轻松。
Two weeks ago it had a baby.
两周前它生了个孩子。