
好词典

Derived from 'carbon' + 'oxygen' + '-yl' (a suffix used in chemistry to denote a radical or group).
❶ 羧基是有机化学中的一种官能团,由一个碳原子、两个氧原子和一个氢原子组成,常见于有机酸中。
“The carboxyl group is a key functional group in amino acids.”
(羧基是氨基酸中的关键官能团。)
“Acetic acid contains a carboxyl group attached to a methyl group.”
(乙酸含有一个与甲基相连的羧基。)
carboxyl group — 羧基是有机化学中的重要官能团,常见于有机酸和氨基酸中,具有酸性。
“The carboxyl group is essential for the properties of organic acids.”
(羧基对有机酸的性质至关重要。)
carboxyl terminus — 羧基端指蛋白质或多肽链的末端,带有自由的羧基。
“The carboxyl terminus of the protein is highly conserved.”
(该蛋白质的羧基端高度保守。)