英文字典中文字典Word104.com
|
ethylidene 亞乙基 亞乙基 Ethylidene \E*thyl"i*dene\ (Chem.)
An unsymmetrical, divalent, hydrocarbon radical, {C2H4} metameric with ethylene but written thus, {CH3.CH=} to distinguish it from the symmetrical ethylene, {CH2=CH2}. Its compounds are derived from aldehyde. Formerly called also {ethidene}. [1913 Webster]
請選擇你想看的字典辭典:
|
安裝中文字典英文字典查詢工具!
英文字典中文字典相關資料:
|
中文字典-英文字典 2005-2009
|中文姓名英譯,姓名翻譯 |简体中文英文字典