Ujb
abbr. umbilical junction box 连接电缆接线盒
🗣️ 情景例句
Nowadays many people go traveling for the holidays.
下面许多人都在假期里去度假。
It was quite good. But it was awfully long.
班机很好，就是时间太长了。
No, you're doing fine.
不，你发音很好。