brachiosaurus
/ˌbrækɪəʊˈsɔːrəs/noun
1- a huge herbivorous dinosaur of the late Jurassic to mid Cretaceous periods, with forelegs much longer than the hind legs腕龙（侏罗纪后期至白垩纪中期一种前腿远长于后腿的食草大恐龙）。
1.1
- Genus Brachiosaurus, infraorder Sauropoda, order Saurischia.腕龙属, 蜥脚次龙亚目, 蜥臀目。
词源
modern Latin， from Greek brakhiōn 'arm' + sauros 'lizard'.