star-coupler

例句：

1. 1.The star-coupler was used to connect the two wires together.
   星联器用于将两根导线连接在一起。
2. 2. The star-coupler is a crucial component in the circuitry of our electronic devices.
   星联器是我们电子设备电路中的关键部件。
3. 3.The star-coupler was designed to improve the efficiency of the electrical system.
   星联器被设计用来提高电气系统的效率。