Rcn
abbr. 英国皇家护理学院（Royal College of Nursing）；广域网（remote computer network）；加拿大皇家海军（Royal Canadian Navy）；右侧尾状核（right caudate nucleus）
🗣️ 情景例句
So long.
再见。
I wasn't serious, I meant it as a joke.
我并非有意，我只是开个玩笑而已。
They finally found a small gold coin which was almost worthless.
但最后找到的是一枚几乎一钱不值的小金币。