Rfid
abbr. 无线射频识别（radio frequency identification devices）
🗣️ 情景例句
You get one point for each letter,
一个字母可得一分。
This is not an occasion for laguhter.
现在不是该笑的时候。
He noticed that a river of liquid rock was coming towards him.
他发现有一股岩浆正向他流过来，