知识贝壳
知识贝壳
所属栏目：矿物学专业术语
Definition: lack of equality or equivalence between parts or aspects of something; lack ofsymmetry非(不)对称fēi (bú) duì chènOrigin: mid-17th century: from Greek asummetria,from a-“ without” +summetria (seesymmetry)Example:The second part involves voltage con ......（本文共 447 字 ） [阅读本文] >>