polyad

几个紧密相关的零件或元件的组合

词形变化

polyads 复数 polyads

释义与例句

n.
  1. 1.

    A group consisting of an indeterminate number of items.

  2. 2.

    An element whose valence is greater than two.

    化学

词源

From poly- + -ad.

来源：wiktionary