1. huge quadrupedal herbivore with long neck and tail; 巨大的四足食草性恐龙,长颈长腿;
2. quadrupedal armored herbivore of the Jurassic and Cretaceous. 侏罗纪和白垩纪的一种四足有甲食草动物。
3. Some characteristics of this animal's limbs are indicative of suspension, whereas others imply that it had more quadrupedal habits. 牠的四肢有些特徵与悬吊身子有关,但是其他特徵显示牠还有以四足行进的习惯。