switchblade /'switʃbleid/ 📖 中文释义 n. 弹簧小折刀(按钮式弹簧开启的, 等于switchblade knife) 🧩 词形变化 复数 switchblades 📘 English Definition(英文释义) n. a pocketknife with a blade that springs open at the press of a button ← switchbacks S 字母词表 switchblade knife →