Vacuum technology
[化] 真空工艺
🧩 词语组成解析
🗣️ 情景例句
That's right. What should we do when we find a shortage in the shipment?
这很对。要是我们发现货物短缺，该怎么办？
We used to have a lot of fun when we were that age.
当我们是变老时，我们过去常有很多趣事。
We always make friends with each other again.
我们总是重新交朋友。