Backblowing
反吹法
🗣️ 情景例句
I think all the products are going to sell very well.
我相信这批货一定会卖得很好。
Do now waste them, but use them while they are fresh.
不要浪费了这些，要趁未落伍时善加利用。
Haven't you met yet?
你们还没见面吗？