wifi
🇺🇸
/ˈwaɪ faɪ/
🇬🇧
/ˈwaɪ faɪ/
noun
A2
A system that lets devices connect to the internet without using wires, usually within a building.
The library has good wifi, so I can use my laptop without any issues.
图书馆有良好的Wi-Fi，所以我可以毫无问题地使用我的笔记本电脑。
B1
The technology that makes it possible for devices to connect to the internet wirelessly.
The hotel provides free wifi for its guests to use during their stay.
酒店为其客人提供免费Wi-Fi，以便在住宿期间使用。
translation
无线网络, 无线技术