boatswains /ˈbəutsweinz/ 📖 中文释义 n. 水手长( boatswain的复数形式 ) 🧩 词形变化 原形 boatswain 📘 English Definition(英文释义) n. a petty officer on a merchant ship who controls the work of other seamen ← boatswain's chair B 字母词表 boattail →