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
What would you like for dessert?
甜点吃什么？
Is that lady a student?
那位女士是学生吗？
She was injured badly in the accident.
她在这次意外中受到重伤。