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dyad

英 ['da??d] 美['da??d]
  • n. 雙；[生物] 二分體；一對；[化學(xué)] 二價元素
  • adj. 二的；雙的
暢通詞匯

詞態(tài)變化

形容詞:?dyadic;

中文詞源

dyad 二價元素，二分體

來自拉丁語dyad, 二，詞源two. 用于化學(xué)名詞二價元素等。

英文詞源

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.

雙語例句

1. As a result, dyad spores formed.
結(jié)果形成二分體孢子.

來自辭典例句