naphthalene

[化] 萘 [医] 萘

发音

其它 /ˈnæfθəliːn/

词形变化

naphthalenes 复数 naphthalenes

别名

napthalene

释义与例句

n.
  1. 1.

    A white crystalline hydrocarbon manufactured from coal tar; used in mothballs.

    萘

    不可数
  2. 2.

    An aromatic bicyclic hydrocarbon, C₁₀H₈; an acene containing two fused benzene rings.

    萘

    不可数 化学

词汇关系

名词

上位词 1

hydrocarbon

整体词 2

mothball coal tar

相关短语

naphthalene yellow [医] 萘黄 naphthalene yellows naphthalene red [化] 萘红 [医] 萘红, 苏丹红 naphthalene reds polychlorinated naphthalene lithium naphthalene

词源

Etymology tree Akkadian napṭumbor.? Old Persian *naftahbor. Ancient Greek νάφθα (náphtha)bor. Latin naphthabor. English naphtha Proto-Indo-European *h₂el-der.? Proto-Italic *-ālis Latin -ālisbor. Old French -albor. ▲ Latin -ālis Old French -elbor. ▲ Latin -ālisbor. Middle English -al English -al French -ènebor. English -ene English naphthalene From naphth(a) + -al + -ene.

来源：wiktionary