Rcd
abbr. 剩余电流装置（residual current device）；路由控制数字（Route Control Digit）；接收机载波检测器（Receiver Carrier Detector）
🗣️ 情景例句
Did you finish the ...?
你完成了……吗？
I hear that you have won. Congratulations.
听说你们赢了，祝贺你们。
The one near the school. It sells books and things like that.
就是学校附近的那个。卖书之类的东西。