标签：Freezing 相关文章
Bug Antifreeze Ever seen a cricket wearing a parka? Probably not, but you might have wondered how insects make it through the winter! After all, theyre cold-blooded, so their body temperature is pretty close to the temperature around them! Why dont b
发表于:2018-12-31 / 阅读(50) / 评论(0)
英语听力文摘 English Digest
英语听力文摘 English Digest