名词
中文翻译：四点开关
同义词：
['four-way switch', 'four-wire switch']
例句：
-
1.The new car has a four-point switch to prevent the driver from losing control.
这辆新车有一个四点开关，以防止驾驶员失去控制。
-
2. The old house had a four-point switch that could be used to turn off the lights.
那所旧房子有一个四点开关，可以用来关闭灯光。
-
3.The engineer tested the four-point switch before installing it in the new building.
工程师在安装新建筑的四点开关之前进行了测试。