Ujb
abbr. umbilical junction box 连接电缆接线盒
🗣️ 情景例句
Good. Thank you. I'll be right down.
好，谢谢你。我马上下来。
I'm afraid you will miss your bus.
我怕你会错过公共汽车。
Are there any houses in the picture?
画里面有房子吗？