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
We all have the same 168 hours per week, it's what you do with them that counts.
我们每个人一周里都有 168 个小时，就看你怎么利用。
You'll be on air in two minutes.
两分钟以后你会上电视。
but I lacked for nothing, for he was both father and mother to me.
但我却什么都不缺，他既当父亲又当母亲。