Abcd
abbr. 加快收寄投递系统（Accelerated Business Collection and Delivery）
🗣️ 情景例句
Maybe he can do the same thing for your grandfather.
也许他能为你爷爷做同样的事。
The pressuer of work was too great for him.
工作压力使他承受不了。
Why does aperson standing in a bus or train tend to fall when a sudden start is made?
一个人站在公共汽车或火车上，当车突然开动时，他为什么会倾倒呢？