- [usually singular]
an action of joining or combining two things 连接；结合；联结 a coupling of Mozart’s Prague Symphony and Schubert’s Unfinished Symphony (= for example, on the same CD) 编排在一起的莫扎特的《布拉格交响曲》与舒伯特的《未完成交响曲》（如在同一张光盘上）
- (formal)
an act of having sex 性交 illicit couplings 不正当的性交
- (specialist)
a thing that joins together two parts of something, two vehicles or two pieces of equipment 联轴器；（连接车辆的）车钩 The coupling was designed to fit the grooves in the pipe. 联轴器设计为适合管道中的凹槽。