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
Try this. It's size eight.
试试这一件。尺码是八号。
Do you have some stamps?
你有邮票吗？
We're having trouble meeting your shipping schedule.
要如期出货，我们有问题。