单词：caffeic acid
[医] 咖啡酸, 二羟基桂皮酸
caffeic acid的用法和样例：
例句
- The content of caffeic acid in freeze-dried samples decreased with increasing harvesting time, whereas p-coumaric acid increased.测定印度种辣木冷冻乾燥样品的酚酸类化合物，咖啡酸含量随著采收时间的增加而递减。
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