But the most common definition is that once sauropodomorphs had to stand on all four legs and stopped having grasping fingers, they were officially sauropods.
但最常见的定义是, 一旦蜥脚类动物必须四足站立并且不再有抓握的手指,它们就正式成为蜥脚类动物。
单词 | stand on all fours |
例句 |
原声例句
PBS地球-动物趣闻 But the most common definition is that once sauropodomorphs had to stand on all four legs and stopped having grasping fingers, they were officially sauropods. 但最常见的定义是, 一旦蜥脚类动物必须四足站立并且不再有抓握的手指,它们就正式成为蜥脚类动物。 |
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