Ultrahigh vacuum seal
[化] 超高真空密封
🧩 词语组成解析
a. 超高的,特高的
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
I've been wanting to meet you for some time.
很久以来我一直想见你。
He feels resentment at the interruption.
他因被人打断而恼怒不已。
The Wayle is a small river that cuts across the park near my home.
威尔河是横穿过我家附近公园的一条小河。