Jb
abbr. 分线盒（Junction Box）
🗣️ 情景例句
Why is that necessary?
为什么有此必要
I'll keep my eyes on.
我会留意的。
Mr and Mrs Shute were very sad. But what could they do?
舒特先生和夫人非常难过。但他们有什么办法呢？