Superconductors
(superconductor 的复数) n. 超导体, 超导电体\\n[计] 超导体
🗣️ 情景例句
That's good news.
这是个好消息。
What do you mean? not at all!
哪有？
and then there are three thousand million other Milky Ways, or galaxies, in the universe.
况且在宇宙中还有30亿个天河，即银河系。