中子源 zhōngzǐyuán neutron source Definitions Defs Origin Strokes Stroke Words Sentences Sents 中子 zhōngzǐ neutron A subatomic particle found in the nucleus of atoms; it has no electrical charge and has a mass slightly greater than a proton.源 yuán noun source (bound form) source of a river; fountainhead; starting point of a stream
