Vacuum seal
[化] 真空密封
🧩 词语组成解析
seal
[sil]
n. 密封;印章;海豹;封条;
v. 密封;盖章;决定;封上（信封）;
🗣️ 情景例句
and his interview was very successful.
他的面谈很成功。
May I use the telephone?
我能用一下电话吗？
I believe we should buy the smaller one.
我认为我们应该买较小的机子。