periscopes /ˈperɪˌskəʊps/ 📖 中文释义 n. 潜望镜( periscope的复数形式 ) 🔗 释义中的汉语词潜望镜 🧩 词形变化 原形 periscope 📘 English Definition(英文释义) n. an optical instrument that provides a view of an otherwise obstructed field ← periscoped P 字母词表 periscopic →