配轭

例句：

1. 1. The horse was fitted with a new saddle to make it easier for him to ride.
   为了让马更容易骑，给它装上了新的鞍子。
2. 2. The engineer used a special coupling to connect the two pieces of machinery together.
   工程师用一种特殊的接头将两台机器连接在一起。
3. 3. The car was equipped with an electric coupling to improve its performance.
   这辆车配备了一个电动接头，以提升其性能。