欧洲核子中心 ōuzhōuhézǐzhōngxīn CERN Origin Definitions Defs Strokes Stroke Words Sentences Sents 欧洲 歐洲 ōuzhōu proper noun Europe Europe; the European continent, short for 欧罗巴洲 ōuluóbāzhōu核子 hézǐ nucleon A collective term for 质子 zhìzǐ and 中子 zhōngzǐ which are the constituents of an atomic nucleus中心 zhōngxīn noun institute A specialized organization or facility serving as a hub for a specific purpose.