Vacuum test
[化] 真空检验
🧩 词语组成解析
🗣️ 情景例句
I watched the film and cried throughout.
我看那部电影时从头哭到尾。
He who makes no mistakes makes nothing.
不犯错误者一事无成。
We arrived in London this afternoon.
我们是今天下午到达伦敦的。