That long skeletal structure suggests that it was aquatic.
这种长长的骨骼结构表明它是水生动物。
2
He has written only a skeletal plot for the book so far.
那本书他目前只写了一个情节梗概。
《牛津词典》
3
A litre of teacan contain up to 9mg of fluoride, which in excess can cause skeletal fluorosis, reducing bone quality and causing pain and stiffening of the ligaments.