a sac-like breathing organ in many arachnids, e.g. spiders and scorpions, containing numerous thin folds of membrane arranged like the leaves of a book
| 单词 | book lung |
| 释义 | book lungnouna sac-like breathing organ in many arachnids, e.g. spiders and scorpions, containing numerous thin folds of membrane arranged like the leaves of a book |
| 随便看 |
英语词典包含66266条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。