Translation of "lockable isolator" to Chinese language:

  Examples (External sources, not reviewed)

It's called Opto Isolator.
它叫做 光绝缘体
In this case, the Opto Isolator is blinking in response to one's own blinks.
在这个作品中 光绝缘体的形式是 在有人眨眼的时候也给一个眨眼的动作

 

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