单词	原子时[间]
释义	原子时[间]atomic time {= AT}
随便看	semantic description semantic design method semantic dictionary semantic differential semantic differential method semantic differential scale semantic differential technique semantic disintegrity semantic distance semantic domain semantic encoding semantic encoding-- semantic coding semantic encoding； semantic coding semantic equivalence semantic error semantic error checking semantic error handing semantic error source semantic evaluation semantic expressiveness semantic extension semantic field semantic function semantic gap semantic generalization