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
This is as useful as screen door on a submarine.
这毫无用处。
She is wearing an apron.
她穿着围裙。
What a pity! Never mind. We must get together some other time for a chat.
真可惜！不过不要紧。我们必须找个时间聚一聚、聊一聊。