Ultracold neutron
[化] 超冷中子
🧩 词语组成解析
n. 超冷
🗣️ 情景例句
Yes, she did.
是的， 她说了。
Just a few months.
才几个月。
All products have to pass strict inspection before they go out.
所有产品出厂前必须要经过严格检查。