un. 暗沙
[网络] 潜洲

新概念英语第四册Lesson 7 Bats

Lesson 7 Bats 蝙蝠 First listen and then answer the following question. 听录音，然后回答以下问题。 In what way does echo-location in bats play an utilitarian role? Not all sounds made by animals serve as language, and we have only to tu

发表于:2018-11-27 / 阅读(746) / 评论(0)

新概念英语第四册

智慧背囊浮华背后-01-金链

[00:02.47]浮华背后 Behind Fortunes [00:05.75]Though fortunes achieved through hard work and other qualities can make people live cozily, [00:12.09]they should never be considered as the aim of living. [00:16.16]Therefore, in the process of seeking fo

发表于:2019-01-02 / 阅读(118) / 评论(0)

智慧背囊超越自我

经济学人149:跟领导走

Science and technology 科学技术 Collective behavior 集体行为 Follow my leader 跟领导走 A group's intelligence depends in part on its members'ignorance 群体智慧部分依赖于群体成员的愚昧 HUMAN beings like to think of themselv

发表于:2019-01-26 / 阅读(40) / 评论(0)

经济学人科技系列

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Technology Collective behavior Follow my leader 科技集体行为跟领导走 A group's intelligence depends in part on its members'ignorance 群体智慧部分依赖于群体成员的愚昧 HUMAN beings like to think of themselves asthe animal ki

发表于:2019-01-26 / 阅读(33) / 评论(0)

经济学人科技系列

Shicheng City: Where time travel is possible

BEIJING, March 18 (Xinhuanet) --In February this year, Chinese National Geographic magazine published a series of exquisite pictures about Shicheng City (literally, Lion City), and since then, the public's strong interest in the city has been aroused

发表于:2019-02-04 / 阅读(78) / 评论(0)

英语新闻

CCTV9英语新闻：我们记录的最低气温

Now let's get some of the science behind the cold. What is driving these temperatures and how long is it expected to last. We bring in meteorologist Alex Wilson of US' Weather Channel. As even talking about this unusual cold, something you've been he

发表于:2019-02-18 / 阅读(85) / 评论(0)

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学英语单词

acastus

acidizing pump

allpass

analytic function of operator