room [ruːm] n. 房间英英解释（牛津词典）：a part of a building that has its own walls, floor and ceiling and is usually used for a particular purposeroom的特点：建筑物的一部分（a part of a building ）有自己的墙壁、地板和天花板（that has its own walls, floor and ceiling ）通常用于特定的目的（and is usually used for a particular purpose）单词选自：人教精通版小学《英语》转发、关注可私信获取“高清版脑图文件”根据艾宾浩斯记忆原理，请复习单词：索思英语解码单词（第385个）——stair楼梯索思英语解码单词（第383个）——brown棕色索思英语解码单词（第380个）——orange橘色索思英语解码单词（第375个）——yellow黄色