| 单词 | 鳃恐龙 |
| 释义 | 〔brachiosaur〕Any of various massive, herbivorous sauropod dinosaurs of the genus Brachiosaurus of the Jurassic and Cretaceous Periods, having a long flexible neck, nostrils above the eyes, and forelegs that were much longer than the hind legs. 鳃恐龙：侏罗纪和白垩纪时期鳃恐龙属 的几种巨大蜥脚类食草恐龙，具有灵活的长颈、鼻孔在眼睛上方、前腿比后腿长很多 |
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