Balloning
[经] 提高股票价格, 重量轻而体积大的货物
🗣️ 情景例句
I must meet the deadline.
我必须赶上最后期限。
I hope he will be able to find it.
我希望他会找到它。
What happened before printing was invented?
印刷术发明以前是怎么一回事？