board plug

例句：

1. 1. The board plug was a simple device that could be easily removed from the socket.
   这个板插是一个简单的装置，可以从插座中轻松地取出。
2. 2.The engineer used a board plug to isolate the circuit during testing.
   工程师使用一个板插来隔离电路进行测试。
3. 3.The board plug prevented the wires from shorting out and caused a fire hazard.
   这个板插防止了电线短路并引发了火灾危险。