Wireless beacon
[电] 无线电指标
🧩 词语组成解析
wireless
['waɪɚləs]
adj. 不用电线的，用无线电波传送的;
n. 无线电，无线电话系统;无线电接收机或发射机;
wire电线 + less “无...的”、“不...的” → adj. 无线的；无线电的\r\n \r\n
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
A critic was there this morning.
一个评论家早上去过了。
A fool always rushes to the fore.
傻瓜总爱强出头。
The efficiency is greatly raised,and the intensity of labor is decreased.
工作效率大大地提高了，而劳动强度却降低了。