spinosauridae棘: sour jujube thorn bushes; br ...龙: dragon a huge extinct reptil ...科: a branch of academic or voca ...棘龙: haplocanthosaurus; skeith; spinosaurus龙科: camarasauridae; coelophysidae; nodosauridae; ranko; ronco下载手机词典可随时随地查词查翻译