quacked /kwækt/ 📖 中文释义 v. (鸭子)发出嘎嘎声( quack的过去式和过去分词 ) 🧩 词形变化 变形 pd原形 quack 📘 English Definition(英文释义) v utter quacking noisesv act as a medical quack or a charlatan ← quack-quack Q 字母词表 quackenbush →