Fission neutrons
[化] 裂变中子
🧩 词语组成解析
n. <物>中子( neutron的复数形式 )
🗣️ 情景例句
I know, Sam.
我知道，Sam。
He was anxious about his son's safety.
他担心他儿子的安全。
Before long, biscuits of all shapes and sizes began arriving at the factory.
不久，形状各异，大小不一的饼干陆续送到工厂。