Optical indicator
[机] 光学指示器
🧩 词语组成解析
indicator
['ɪndɪketɚ]
n. 指示器;[化]指示剂;指示者;
🗣️ 情景例句
Well, I guess. He does look a lot like Richard,
嗯 ，有点像。他确实很像Richard。
It is wisdom sometimes to seem a fool.
大智若愚。
These lights flickered continuously like traffic lights which have gone mad.
灯泡一刻不停地闪烁着，就像失去了控制的红绿灯。