dyad是什麼意思 dyad的用法 dyad怎麼讀

dyad

英 ['daɪæd]美 ['daɪæd]

n. 雙；[生物] 二分體；一對；[化學] 二價元素

adj. 二的；雙的

星級詞彙:★

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中文詞源

dyad 二價元素，二分體

來自拉丁語dyad, 二，詞源two. 用於化學名詞二價元素等。

英語詞源

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.

權威例句

1. As a result, dyad spores formed.

結果形成二分體孢子.

[ dyad 造句 ]