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
Isn't there a conversation that we have to finish?
我们不是有话还没说完吗？
Thank you for you cooperation.
谢谢你们的合作。
Can you cover for me on Friday. Tell me how to get there?
星期五能不能请你替我个班。 你能告诉我到那里怎么走吗？