Carpals short,fourth metacrpal expanded but unfused with the third metacarpal.
腕短，4扩展但3末端愈合。
声明：以上例句、词性分类均由互联网资源自动生成，部分未经过人工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。
And the bones, while still unfused, were sturdy enough to have allowed them to go outside the nest.
而骨头，虽然还有合，但已经足够坚固，可以让它们走出巢穴。
And it mixed some of the amphibian features of its ancestors, like unfused shoulder bones, with features associated with reptiles, like strong leg and back bones.
它混合了其祖先的一些两栖征，如未合的肩骨， 以及与爬行相关的征，如强壮的腿骨和背骨。
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划词翻译
详细解释
短，
4
科普 
有
合
球-
征，如未
