very large herbivorous dinosaur of the Jurassic and Cretaceous having a small head a long neck and tail and five-toed limbs; largest known land animal 同义词：sauropod dinosaur,
例句与用法
1.
The animal would have been a primitive sauropod - - a long - necked , four - legged grazer similar to the better known brachiosaurs 这只恐龙很可能是原始的蜥脚类亚目动物- -长颈、四条腿的食草动物，类似于我们较为熟悉的腕足类恐龙。
2.
Hammer and colleagues were scouring the area for fossils after having found other new species there in the 1990s . the animal would have been a primitive sauropod - a long - necked , four - legged grazer similar to the better known brachiosaurs 这只恐龙很可能是原始的蜥脚类亚目动物-长颈四条腿的食草动物，类似于我们较为熟悉的腕足类恐龙。
3.
According to new scientist , steve perry and jonathan codd from the university of bonn said sauropods , which reached 40 metres and weighed 100 tonnes ( 10 times as much as the largest elephants ) sucked in air more efficiently than mammals today 根据新科学家杂志，柏恩大学的史提夫裴利与强纳森考德表示， 40公尺， 100吨(最大型大象的10倍)的龙脚类恐龙，以比今日哺乳类更有效率的方式吸入空气。
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