[N-COUNT 可数名词]中子 A neutron is an atomic particle that has no electrical charge.
Each atomic cluster is made up of neutrons and protons.
原子簇是由中子和质子构成的。
Oxford
neu·tron/ˈnjuːtrɒn; NAmEˈnuːtrɑːn/noun( physics 物) a very small piece of matter (= a substance) that carries no electric charge and that forms part of the nucleus(= central part) of an atom 中子☞see also