由接触器、PLC、按钮开关、接近开关等组成。的翻译：Contactor, PLC, buttons, switches, proximity switch and other components. 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

By the contactor, plc, button switches, proximity switches and other components.

Contactor, PLC, buttons, switches, proximity switch and other components.

By the contact device, PLC, the push-button switch, the close switch and so on are composed.

The contactors, PLC switches, and proximity switches, buttons, etc.

Contactor, PLC, buttons, switches, proximity switch and other components.