noun 下载 🔗分享 核子,质子或中子 One of the subatomic particles of the atomic nucleus, i.e. a proton or a neutron. Examples : "The nucleus of an atom contains nucleons, which are either protons or neutrons. " 原子的原子核包含核子,核子要么是质子,要么是中子。 physics science part 与AI对话词汇游戏阅读练习