Leatherbacks do not have blubber, but they do have a reptilian equivalent: thick, oil-saturated skin, with a layer of fibrous, fatty tissue just beneath it.
棱皮龟没有鲸脂，但它们有和爬行类动物相似的结构：厚且含油的皮肤，下面有一层纤维，再下面是脂肪组织。
2
The southern elephant seal too would be brought low, killed in great Numbers for the oil rendered from its blubber.
南方象海象也数量骤降，它被大量捕杀是因为人们要从它的脂肪中提炼油。
3
They ate meat and blubber from the bowhead, built houses using their bones and burned their oil.