diketene

名词 n.
中文释义
英 /daɪˈkiːtiːn/   

英文释义

名词 n.
  1. The acetyl ketene CH₃CO-CH=C=O countable,uncountable

词形变化

diketenes plural

词源

Etymology tree
Proto-Indo-European *dwóh₁
Proto-Indo-European *dwi-
Proto-Hellenic *dwi-
Ancient Greek δῐ- (dĭ-)bor.
Latin di-bor.
English di-
English ketene
English diketene
From di- + ketene.
0 次浏览 数据来源: Wiktionary