hump back meaning in Chinese

脊柱后凸, 驼背

Roger kuptana , an inuit tracker from the northwest territories , suspected the american hunter he was guiding had shot a hybrid bear after noticing its white fur was spotted brown and it had the long claws and slightly humped back of a grizzly
当时他猜测，这只熊可能就是北极熊和灰熊生出的混血儿。这只熊白色的毛中还搀杂有棕色的斑纹，它还长有像灰熊一样的长爪子和隆起的背部。