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
The fifth word is seven.
第五个字是七。
If the blind lead the blind, both shall fall into the ditch.
问道于盲，无益于事。
and emotional effort needed to comprehend form in its full spatial existence.
在智力和感情上去理解存在于空间的整个形态。