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
To apologize for leaving so early,I brought you a little gift.
为了表示我对提早走掉的歉意,我给你带了一件小礼物。
Scientists contribute to the well-being of mankind.
科学家为人类造福。
Where are you from then ? Canada?
那么你是从哪里来的呢?加拿大?
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