
好词典

From 'carbon' + 'oxygen' + '-yl' (chemical suffix) + '-ic' (adjective-forming suffix), reflecting the composition of the carboxyl group (-COOH).
❶ 指含有羧基(-COOH)的有机化合物,羧基由一个碳原子、两个氧原子和一个氢原子组成,常见于有机酸中。
“Acetic acid is a simple carboxylic acid found in vinegar.”
(乙酸是一种存在于醋中的简单羧酸。)
“Fatty acids are long-chain carboxylic acids important in biology.”
(脂肪酸是生物学中重要的长链羧酸。)
carboxylic acid — 含有羧基(-COOH)的有机酸,具有酸性,广泛存在于自然界和化学合成中。
“Citric acid is a naturally occurring carboxylic acid in citrus fruits.”
(柠檬酸是柑橘类水果中天然存在的羧酸。)