earth lead的用法和样例：
例句
- If the record player is equippped with an earth lead, connect it to the GND terminal of the unit.
该电唱机如备有接地线，则应将它与本机的接地端子连接起来。 - A terminal with its chassis connected to one side of a power line, allowing the chassis itself to provide the earth or ground.
底盘和电源线一端相连的终端，底盘本身充当地线或接地线。
