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
Let's postpone making a decision until we have more information.
咱们在获取更多的情报后再做决定也不迟。
I ask him to stay at home.
我要求他待在家里。
What will be the population of these countries by the end of the twentieth century?
到20世界末较发达国家的人口将是多少？