clack /klæk/ 📖 中文释义 v. 噼啪响n. 噼啪响 🧩 词形变化 现在分词 clacking过去式 clacked第三人称单数 clacks过去分词 clacked 📘 English Definition(英文释义) n. a sharp abrupt noise as if two objects hit together; may be repeated ← clachan C 字母词表 clack valve →