dyad的词源

英文词源

dyad (n.)

1670s, from Latin dyad-, stem of dyas, from Greek dyas "the number two, a group of two," from duo "two" (see two). Specific sense in chemistry ("a bivalent element") is by 1865; also used in biology, poetics, mathematics. Related: Dyadic.

中文词源

dyad：二价元素，二分体

来自拉丁语dyad, 二，词源two. 用于化学名词二价元素等。

该词的英语词源请访问趣词词源英文版：dyad 词源，dyad 含义。