Almost half of that wing is supported by an extended finger bone, a finger 2.5 meters long.

向外延伸的指骨支撑着几乎一半的翅膀，一根指头长2.5米。

The skin stretches between the bat's long finger bones, then down the side of its body and back leg.

皮肤中间是蝙蝠长长的指骨，且延伸至身体的下半部分及后腿。

Yes, even whales, whose finger bones are hidden in their fins.

是的，甚至是指骨隐藏 在鳍中的鲸鱼。

But long feathers attached to the arm and finger bones are the signature of flying birds.

但附着在手臂和指骨上的长羽毛是飞鸟的标志。

This species was only recently discovered in 2010 and from only three fossils found in a cave here in Siberia — a finger bone and two teeth.

这个物种是在 2010 年最近才被发现的，在西伯利亚的一个洞穴里只发现了三块化石——一根手指骨和两颗牙齿。

Scientists had found a finger bone, three teeth, and a piece of skull, which tipped them off to the existence of a whole new lineage of ancient human.

科学家们发现了一块指骨、三颗牙齿和一块头骨，这提示他们存在着一个全新的古人类谱系。

The original genome of this species was extracted from a finger bone found in a cave in the Altai mountains of Russia.

该物种的原始基因组是从在俄罗斯阿尔泰山脉的一个洞穴中发现的指骨中提取的。

There, scientists had found a finger bone, three teeth, and a piece of skull, which tipped them off to the existence of a whole new lineage of ancient human.

在那里， 科学家们发现了一根指骨、三颗牙齿和一块头骨，这表明他们发现了一个全新的古人类世系。