常見(jiàn)例句用作名詞 (n.)The nucleus was unable to capture neutrons.核子無(wú)法捕獲中子。Atoms are made from a nucleus of protons and neutrons and a cloud of electrons.原子是由質(zhì)子和中子組成的原子核與圍繞原子核的電子云構(gòu)成的。 返回 neutrons