请输入您要查询的英文单词：
单词
free balloon
释义
free balloon
noun
:
a balloon which can be made to ascend by the use of ballast and to descend by the release of gas but which cannot be guided in flight
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bookloveres
booklovers
bookmaker
bookmakers
bookmaking
bookmakings
bookman
bookmark
bookmarked
bookmarker
bookmarkers
bookmarking
bookmarks
bookmen
bookmobile
bookmobiles
bookoos
bookplate
bookplates
bookrack
bookracks
bookrest
bookrests
books
books in
英语词典包含469781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。
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更新时间：2024/11/12 13:59:43