请输入您要查询的英文单词:
单词
mannich reaction
释义
man·nich reaction
\ˈmäniḵ-\
noun
Usage:
usually capitalized M
Etymology:
after Carl
Mannich
died 1947 German chemist
:
the condensation typically of ammonia or a primary or secondary amine with formaldehyde and a ketone to form a beta-amino ketone
随便看
anima mundi
animando
animas
animate
animated
animated
animated cartoon
animated drawing
animatedly
animated oat
animately
animateness
animater
animation
animation
animatism
animatistic
animato
animatograph
animator
animatronic
animatronic
animatronically
animatronics
anime
英语词典包含332784条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。
Copyright © 2004-2022 Newdu.com All Rights Reserved
更新时间:2025/10/28 22:16:38