Wireless fidelity
无线保真
🧩 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
🗣️ 情景例句
There's nothing you can do about it.
你对此无能为力。
His idea is childish.
他的想法很幼稚。
I think we must buy some meat for supper.
我想我必须买一些晚饭吃的肉。