Positron

n. 正电子\\n[化] 正子; 正电子

📖 牛津释义

positron n (physics 物) minute piece of matter (elementary particle) that has a positive electric charge and the same mass as an electron 正电子; 阳电子. Cf 参看 electron.

🏥 医学释义

正电子,阳电子

🗣️ 情景例句

OK. Your offer si 5%. I think you have yourself of a deal.
好的,你们降价5%,我们就这样说定了。
I ought to explain to the manager.
我应该向经理解释。
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。
更多情景英语 ›

🔤 更多 P 开头的单词

全部 P 开头单词 ›