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
the autograph of somebody who may be famous someday.
将来有可能成名的人的亲笔签名。
I'm crazy about shooting.
我热衷于射击运动。
In fact, Mendoza soon became so successful that Humphries turned against him.
事实上，门多萨不久便名声大振，致使汉弗莱斯与他反目为敌。