Bones of Upper Limb [解剖] 上肢骨
bones of lower limb [解剖] 下肢骨
bones of free upper limb [解剖] 自由上肢骨
bones of free lower limb [解剖] 自由下肢骨
limb bones 肢骨
bones of limb 肢体骨
bones free upper limb 自由上肢骨
bones free lower limb 自由下肢骨
In 1919, for example, a humpback whale with a pair of leglike appendages over a metre long, complete with a full set of limb bones, was caught off Vancouver Island in Canada.
例如，1919年，在加拿大温哥华岛附近捕获了一条座头鲸，它有一对长达1米多的腿状附肢，还有完整的整套肢骨。
没有四肢的骨骼。
To sort out this seeming discrepancy, Elizabeth Dumont of the University of Massachusetts Amherst studied the skulls and limb bones of song birds, rodents and bats.
为探寻这种差异，马萨诸塞大学阿姆赫斯特校区的伊丽莎白·都蒙研究了鸣鸟、啮齿动物和蝙蝠的骨架及四肢的骨头。
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