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
Oh, you think you're going to have a hard time
你认为需要大费周折
Please find enclosed our current catalogue and price-list quoting CIF New York.
随函附上我方最新的产品目录及CIF纽约报价单。
Hello. Ann here.
喂。我是安。