bosuns /ˈbəusnz/ 📖 中文释义 n. 商船甲板长, 水手长( bosun的复数形式 ) 🧩 词形变化 原形 bosun 📘 English Definition(英文释义) n. a petty officer on a merchant ship who controls the work of other seamen ← bosun's chair B 字母词表 boswell →