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've been invited to give a talk at the conference.
我已受邀在大会上发言。
To paint
油漆
During a holiday in Sweden, I found this note on my car: 'sir, we welcome you to our city.
“先生，欢迎您光临我们的城市。