keel framework龙骨: a bird's sternum fossil frag ...构架: carcass; panel work; frame; ...钢骨构架: skeleton frame铁骨构架: skeleton frame龙骨构件: keel member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:龙骨构架,即可在微信中查询翻译