Cassic acid
[医] 山扁豆酸
🧩 词语组成解析
🗣️ 情景例句
My favorite hobby is coin collecting.
我最大的爱好是收集硬币。
The police crept up from behind and took the gangster by surprise.
警察悄悄从背后绕过去，出其不意地将歹徒逮捕。
He was efficient in his work.
他工作效率高。