arsonist /'ɑ:sәnist/ 📖 中文释义 n. 纵火犯[法] 纵火犯, 放火犯 🧩 词形变化 复数 arsonists 📘 English Definition(英文释义) n. a criminal who illegally sets fire to property ← arsonic acid A 字母词表 arsonists →