Hard vacuum seal
[化] 强真空密封
🧩 词语组成解析
hard
[hɑrd]
adj. 困难的;硬的;有力的;努力的;
adv. 努力地;猛力地;严重地;沉重地;
n. 英〉硬海滩，登陆处;
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 was that?
会是什么呢？
He who has health, has hope, and he who has hope, everything.
身体好就有希望，有希望就有一切。
In the new country he became absorbed in making a new life for the two of us, so that he gradually ceased to grieve.
在这个新的国家里，父亲专心致志地为我们俩开创一种新的生活，慢慢地不伤心了。