Rfid
abbr. 無線射頻識別（radio frequency identification devices）
??? 情景例句
Here you are.
給你。
Nothing to be got without pains but poverty.
只有貧困可以不勞而獲得。
Her eyes were fixed on her plate and in a short time, she was busy eating.
她的眼睛盯著自己的盤子，不一會兒就忙著吃起來了。