n.连结（配合）者，（电工）耦合器（元件，设备）；可变电感耦合器，联结器；车钩；联轴节；管接头

The coupler connects the two train cars, allowing them to move together as one unit.
连接器连接了两节火车车厢，使得它们能够作为一个整体移动。
In telecommunications, a coupler is used to combine or split signals from different sources.
在电信领域中，耦合器用于组合或分割来自不同源头的信号。
We installed a coupler on the pipeline to join the new segment to the existing system.
我们在管道上安装了一个耦合器以便将新段与现有系统连接起来。
The optical coupler transfers data between the two fiber optic cables efficiently.
光学耦合器有效地在两根光纤电缆之间传输数据。
Make sure the coupler is securely fastened to prevent any disconnection during operation.
确保耦合器牢固固定，以防止运行过程中出现断开现象。
An audio coupler can be used to merge sound signals from a microphone and a guitar for live performances.
音频耦合器可用于现场演出时合并麦克风和吉他产生的声音信号。
The hydraulic coupler ensures smooth power transmission between the engine and the pump.
液压耦合器确保发动机和泵之间的平稳动力传递。
A radio frequency (RF) coupler is commonly used in RF testing and measurement applications.
射频（RF）耦合器通常用于射频测试和测量应用中。
The mechanical coupler was designed to withstand high torque loads without deforming.
该机械耦合器设计用于承受高扭矩载荷而不发生变形。
The wireless signal coupler amplifies weak signals to extend network coverage.
无线信号耦合器放大弱信号以扩展网络覆盖范围。