Jb
abbr. 分线盒（Junction Box）
🗣️ 情景例句
How soon will my mail be received by the other end?
我的信件多快能被对方收到？
It's about time to get up.
差不多该起床了。
For nearly three and a half centuries she lay at the bottom of Stockholm harbour until her discovery in 1956.
这艘大船在斯德哥尔摩港口的海底躺了将近3个半世纪之后，直到1956年才被发现。