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 was wondering if you'd like to go to a movie with me.
不知道你是否有兴趣和我一起去看电影。
Shall I turn on the television?
我可以打开电视机吗？
OK. We can get some more tomorrow. We should finish the floor now. Can you take the other end of this piece of wood? Now you have to pull it to make the surface smooth like that.
好吧。我们明天再多买些。现在我们应该把地板弄好。你能抓住木板的另一端吗？现在你要来回拉动木板，使它的表面象那块儿木板一样光滑。