Vacuum exhaust
[化] 真空排气
🧩 词语组成解析
🗣️ 情景例句
You screwed up.
你搞糟了。
You bet!
当然！
In this way self-confidence grows, first from mastering a subject, then from being able to take about it.
这样，你自信心不断增强，先是因为掌握一门学问，接下来是因为能够就此发表见解。