研究小组发现的两个翅骨带有争斗留下的痕迹。其中一个是手骨，已经骨折，另一个是1厘米厚的上臂骨，已经断为两截。

The team found that two of the wing bones showed evidence of combat, including a fractured hand bone and a centimeter-thick upper arm bone that was broken in half.

youdao

研究小组发现的两个翅骨带有争斗留下的痕迹。其中一个是手骨，已经骨折，另一个是1厘米厚的上臂骨，已经断为两截。

The team found that two of the wing bones showed evidence of combat, including a fractured hand bone and a centimeter-thick upper arm bone that was broken in half.

youdao