名詞 dyad:

1. two items of the same kind
   同義詞：couple, pair, twosome, twain, brace, span, yoke, couplet, distich, duo, duet, duad

dy.ad

n.（名詞）
Two individuals or units regarded as a pair:
一對(duì)：兩個(gè)個(gè)體或單位被視為一對(duì)：
例句：
the mother-daughter dyad.
母女配對(duì)

Biology One pair of homologous chromosomes resulting from the division of a tetrad during meiosis.
【生物學(xué)】 二分體：一對(duì)由四分體在成熟分裂過程中形成的同源染色體
Chemistry A divalent atom or radical.
【化學(xué)】 二價(jià)原子：二價(jià)的原子或基
Mathematics An operator represented as a pair of vectors juxtaposed without multiplication.
【數(shù)學(xué)】 并矢：一種代表一對(duì)矢量的運(yùn)算子，矢量并置但不增值
adj.（形容詞）
Made up of two units.
二分組合：由兩個(gè)單元組成

來源：
From Greek duas duad-
源自 希臘語 duas duad-
from duo [two] * see dwo-
源自 duo [二] *參見 dwo-