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单词 allylene
释义

allylene

/ˈalʌɪliːn/ /ˈalɪiːn/
Chemistry
noun
1= propyne.
2= propadiene. Now historical.

Origin

Mid 19th century; earliest use found in London, Edinburgh and Dublin Philosophical Magazine. From French allylène from allyle + -ène.

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更新时间:2024/12/23 10:18:23