attachment plug

• 插头

attachment plug的用法和样例：

例句

1. The wire was coupled on the plug.
   这条导线接到了插头上。
2. The girl let her mother plug in the TV set.
   女孩叫母亲插上电视机的插头。
3. This eliminates the need for an external loopback plug.
   不再需要使用外部回送连接插头。