Rcb
abbr. rubber covered braided 橡皮绝缘的编包（线）
🗣️ 情景例句
Do it for Robbie, Dad.
爸爸 ，给Robbie示范示范。
My sister graduated from high school.Graduation was last night.
我的姐姐从高中毕业了.毕业典礼是昨天晚上。
The snake then wound itself round the wires.
于是蛇就缠住了几根电线。