单词：turbulent mixing
紊流混合
单词：turbulent mixing 相关文章
Can Animals Count? 动物会数数？ Can animals count? People count easily, from the time we are little kids and learn our one-two-threes. But what about other species? Careful observations in the wild support the idea that some can. The American c
发表于:2019-02-24 / 阅读(60) / 评论(0)
英语听力文摘 English Digest
英语听力文摘 English Digest
模仿文本： The explosive, highpitched call of the coot is probably a sound most of us associate with our local park lakes. Coot are dumpy, charcoalcoloured birds related to moorhens, although unlike their cousins, they tend to spend more time in
发表于:2019-03-06 / 阅读(104) / 评论(0)
英音模仿秀
英音模仿秀