Highest vacuum seal
[化] 强真空密封
🧩 词语组成解析
[计] 最高
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
Sometimes he's very sad.
他有时很忧悒。
Are there reserved seats on the train?
车上有预订座位吗？
What kind of price did you have in mind?
你说多少呢？