Identification beacon
[电] 鉴别指标
🧩 词语组成解析
beacon
['bikən]
n. 灯塔，信号浮标;烽火;指路明灯;警标，界标;
vt. 照亮，指引;为…设置信标;用灯指引;
vi. 像灯塔般照耀;
🗣️ 情景例句
I think it's about time we got going.
我想差不多是告辞的时候了。
A crow is never the whiter for washing herself often.
乌鸦不管怎样经常洗澡，也不会变白。
I'm good at freestyle and breast stroke.
我擅长自由泳和蛙泳。