coupling
n
1
(a) [U] act of joining 连结.
(b) [C, U] (arch or rhet 古或修辞) (act of) sexual intercourse 性交; 云雨.
2 [C] link connecting two parts, esp two railway carriages or other vehicles 连接器; (尤指列车等的)车钩, 挂钩.
🗣️ 情景例句
Good evening, how may I help you sir?
晚上好,你需要帮助吗?
Sorry, but could you kindly repeat what you just said?