choristodera离: leave; part from; be away fr ...龙: dragon a huge extinct reptil ...龙类: ankylosauria; dragon; tyrannosauroidae; tyrannosaurs离龙目: choristodera分离龙骨: detached keel and keelson下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:离龙类，即可在微信中查询翻译
