Wi-Fi
ChatGPT's explanation of "Wi-Fi": Wi-Fi (wireless network) is a wireless communication technology that allows electronic devices to connect to the Internet or other networks through radio waves without using a wired connection. Wi-Fi usually uses the 802.11 standard, which can provide high-speed data transmission over short distances.
Definition
Wi-Fi is a wireless network technology mainly used to provide wireless Internet access in local areas.
Example sentences
I used Wi-Fi in a coffee shop and it was very fast.
The Wi-Fi signal at home is not very good and I need to reconfigure the router.
Useful examples
In public places such as airports, cafes and libraries, free Wi-Fi is usually provided for patrons to use.
Devices such as smartphones, tablets, and laptops can all connect to the Internet via Wi-Fi.
起源
The name Wi-Fi is derived from the abbreviation of "Wireless Fidelity". Although this name is not an official technical standard, it has been widely used to describe this wireless technology. Wi-Fi technology is based on the IEEE 802.11 standard, which was first formulated in 1997.