石英感传器;石英换能器

侏罗纪搏击俱乐部第168期:全球变暖是罪魁祸首

The K-T boundary marks the end of the age of dinosaurs, and the beginning of the age of mammals. KT界限层标志着恐龙时代的终点和哺乳动物时代的开端。 But does the K-T boundary really signify the absolute end of all dinosaurs? 不过

发表于:2018-12-28 / 阅读(137) / 评论(0)

侏罗纪搏击俱乐部

盖茨:机器人也应缴所得税

Robots have at least one unfair advantage over human workers: they do not pay income tax. 与人类劳动者相比，机器人至少有一个不公平的优势：不用缴所得税。 Bill Gates, co-founder of Microsoft and the worlds richest man, th

发表于:2019-01-07 / 阅读(134) / 评论(0)

英语新闻

SSS 2010-12-09

This is Scientific Americans 60-Second Science. Im Christopher Intagliata. Got a minute? Imagine climbing diamond mountains, or hiking around the graphite shores of a lake of tar. Sound a little sci-fi? Well a new discovery suggests planets like that

发表于:2019-01-08 / 阅读(148) / 评论(0)

Scientific American(十二)月

研究：幸运符有助提升恋爱运

Lucky talismans and charms provide a welcome boost in confidence during the search for The One, match.com has found. 婚恋交友网站默契网（match.com）发现，那些能给人带来幸运的护身符和幸运符能让人在寻找另一半的过

发表于:2019-01-08 / 阅读(95) / 评论(0)

实用英语

TED演讲:为什么玻璃是透明的(1)

Take a look out your window, put on your glasses if you wear them. 向窗外张望一下，有必要的话，戴上眼镜。 You might want to grab a pair of binoculars, too, or a magnifying lens. 也许你还想拿副望远镜或是放大镜。 Now,

发表于:2019-01-17 / 阅读(120) / 评论(0)

TED演讲教育篇

灯具专业英语词汇

紧凑型荧光灯 Compact Fluorescent Lamp 金卤灯 metal halide/halogen lamp 溴钨灯 Bromine tungsten lamp 汞灯 mercury lamp 钠灯 Sodium lamp 卤钨灯 Halogen tungsten lamp 碘钨灯 iodine tungsten lamp 氖灯/霓虹灯 neon lamp 石英灯

发表于:2019-01-17 / 阅读(167) / 评论(0)

实用英语

Twitter的收入数字反映了网络从桌面到电话的总体转变

JUDY WOODRUFF: And now to a second tech story, this about the public launch of Twitter.The social media giant announced late yesterday that it plans to raise $1 billion by offering shares soon through what's called an IPO. Started just seven years ag

发表于:2019-01-22 / 阅读(140) / 评论(0)

PBS访谈商业系列

经济学人86:3D印刷印刷未来

Science and Technology Three-dimensional printing An image of the future 科技 3D印刷印刷未来 One of the biggest manufacturers in the world gives 3D printing a go 世界龙头机器制造商用3D印刷术进行了一次格外成功的应用 U

发表于:2019-01-26 / 阅读(154) / 评论(0)

经济学人科技系列

生活大爆炸第二季第十七集_3

What? No, don't put me on hold. on hold：等着通电话什么? 别啊，别让我再等了。 -Howard：Do you believe him? 能相信吗？ Normally around women, he has the personality of a boiled potato. Normally：通常 personality：个性 bo

发表于:2019-01-28 / 阅读(155) / 评论(0)

生活大爆炸第二季

里约奥运会上巴西观众为啥嘘声不断

It didnt take long for the Brazilians to rewrite the norms of Olympic fandom. 巴西人没用几天就改写了奥运会观赛规则。 The list of Olympic participants targeted by Brazilian boos is long and varied: Russians, due to its doping scanda

发表于:2019-02-01 / 阅读(154) / 评论(0)

趣味英语

外贸英语：品质 Quality(一)

The goods are available in different qualities. 此货有多种不同的质量可供。 Nothing wrong will happen, so long as the quality of your article is good. 只要商品质量可靠，就不会发

发表于:2019-02-01 / 阅读(135) / 评论(0)

实用英语

2016年春季5大时尚新风潮

Fashion trends keep changing. Every season designers seem to enjoy surprising people with something new. 时尚潮流千变万化。每到新的一季，设计师们似乎都热衷于用新鲜事物惊艳我们的眼球。 This spring is no exception

发表于:2019-02-01 / 阅读(169) / 评论(0)

阅读空间

经济学人169:印刷未来世界龙头机器制造商

Science and technology 科学技术 Three-dimensional printing 3D印刷 An image of the future 印刷未来 One of the biggest manufacturers in the world gives 3D printing a go 世界龙头机器制造商用3D印刷术进行了一次格外成功的应用

发表于:2019-02-06 / 阅读(138) / 评论(0)

经济学人科技系列

谁是《权力的游戏》真正的主角？数据分析告诉你

Theres a zillion characters in Game of Thrones, even after a bunch of them have been brutally bumped off. But among the likes of Tyrion, Bran, Dany, and pals, whos really the main character? A team of mathematicians used a power far beyond Melisandre

发表于:2019-02-07 / 阅读(125) / 评论(0)

阅读空间

宝石英语词汇

Aquamarine 海蓝宝，兰玉 Garden Crystal 绿幽灵 Azurite 兰铜矿 Aventurine 砂金水晶 Amethyst 紫水晶 Ametrine 紫黄晶 Amber 琥珀 Emerald 翠玉 Onyx 黑玛瑙 Opal 蛋白石 Obsidian 黑耀石 Carnelian 红玉髓 Calcite 方解石

发表于:2019-02-13 / 阅读(167) / 评论(0)

实用英语

和瓦肯人学问好：苹果新增星际迷航表情包

I have noted that the healthy release of emotion is frequently very unhealthy for those closest to you. Mr. Spock 我已经注意到，对自身有益的情感宣泄常常会伤及周围的亲人。斯波克 Ignoring the often sage advice of the grea

发表于:2019-02-18 / 阅读(115) / 评论(0)

阅读空间

万物简史第391期:浩瀚的海洋(10)

At 3,000 feet, their little porthole was subjected to nineteen tons of pressure per square inch. 到了900米，小舷窗受到的压力高达每平方厘米2.95吨。 Death at such a depth would have been instantaneous, as Beebe never failed to obse

发表于:2019-02-25 / 阅读(160) / 评论(0)

万物简史

双语有声阅读：黄水晶

Topaz Topaz is a hard, transparent mineral. It is a compound of aluminum, silica, and fluorine. Gem topaz is valuable. Jewelers call this variety of the stone precious topaz. The best-known precious topaz gems range in color from rich yellow to light

发表于:2019-02-25 / 阅读(152) / 评论(0)

双语有声阅读

经济学人443:瑞士手表与苹果手表这和看时间没有关系

Swiss watches and the Apple Watch 瑞士手表与苹果手表 It's not about time 这和看时间没有关系 Traditional watchmakers are confident they can see off Apple's new bauble 传统手表制造商有信心看到苹果华而不实的新玩意儿

发表于:2019-02-25 / 阅读(130) / 评论(0)

经济学人商业系列

经济学人377:手握乾坤,制表大师乔治·丹尼尔斯

George Daniels 手握乾坤：制表大师乔治丹尼尔斯 George Daniels, master watchmaker, died on October 21st, aged 85 近250年来最伟大的制表师乔治丹尼尔斯（George Daniels）于10月21日去世，享年85岁。 A SCHOOLBOY once

发表于:2019-02-25 / 阅读(146) / 评论(0)

经济学人综合

最新学习文章

热门学习文章

热门标签

英语听力 VOA标准英语 VOA 英语歌曲口语听力提高听力材料听力教程英语学习 NPR 英语口语 VOA慢速英语美国国家电台儿童英语 VOA英语小学英语 cnn VOA常速英语标准英语英文歌曲听电影学英语英语单词英文电影慢速英语 CRI 美联社新闻美国有线新闻加州分级澳洲新闻流行歌曲常速英语 ABC新闻快递疯狂英语英语读物听力棚车少年经济学人英语词汇商务英语 VOA双语新闻 BBC 中国电台大学英语 Treasures 加州语文 BBC英语英语听力网站 VOA英语教学词汇万花筒 SSS VOA英语听力 AP 新概念分级英语英语广播听力精选英语播客英文绘本 TED演讲赖世雄英语MP3 CCTV9英语新闻 lesson 英语新闻初中英语学英语英语语法历史上的今天英文广播剧英语游戏原版英语小说英语有声读物书虫英语牛津英语读物访谈录新闻一分钟考研英语英语每日在线听新闻 Us 新概念英语地道英语单词第二册自然百科高中英语 sports 实用英语 MP3听力辛沛沛 ESL英语第一册英语每日一句 unit 新东方 GRE 每日一词 BBC听力

学英语单词

Actinodaphne lancifolia

acute internal hemorrhage

additional cost

Adobe Acrobat

aero bars

alkaline resisting cement

Almon distributed lag model