datings (dating 的复数) [计] 记日期的 [经] 注明日期 释义与例句 n. 1. plural of dating 相关短语 He datings radioactive datings carbon datings potassium-argon datings radiocarbon datings radiometric datings relative datings radiocarbon dating <正>放射性碳年代测定（法） He dating carbon dating [化] 碳(14)测定年代 potassium-argon dating 钾氩测年 relative dating radioactive dating [化] 放射性测定年代 radiometric dating