n. 石英砂岩

英国学生科学读本第80期:我们脚下的土地(2)

The rock called sandstone is made up of a great many grains of sand. The beating of the rain on this rock washes the grains apart, and so the hard sandstone slowly changes into loose sand. 砂岩主要由大量沙粒组成。当雨水打下来的时候

发表于:2018-12-07 / 阅读(152) / 评论(0)

英国学生科学读本

犹他州拱门国家公园:奇怪而美丽的世界

The Strange and Beautiful World of Arches National Park 犹他州拱门国家公园:奇怪而美丽的世界 This week on our national parks journey, we travel to Utah. The western state is home to several of the most popular national parks in Americ

发表于:2018-12-16 / 阅读(221) / 评论(0)

2016年VOA慢速英语(十)月

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(169) / 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(167) / 评论(0)

英语新闻

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(116) / 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(144) / 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(194) / 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(174) / 评论(0)

PBS访谈商业系列

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(175) / 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(176) / 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(160) / 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(191) / 评论(0)

阅读空间

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(152) / 评论(0)

阅读空间

英国学生科学读本第50期:只是一块石头(1)

Lesson 50 Only A Stone 第50课只是一块石头 What is the oldest thing you have seen? One boy thinks it is a church, for he has seen a date on one which tells that it was built hundreds of years ago. 小朋友，你见过的最古老的东西是什

发表于:2019-02-13 / 阅读(168) / 评论(0)

英国学生科学读本

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(188) / 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(138) / 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(187) / 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(174) / 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(155) / 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(168) / 评论(0)

经济学人综合

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10-silicotungstic acid

Anatolian hieroglyphs

anisometropic amblyopia

artificial celestial dynamics

asco

Bacillus popilliae

banjuwangi (banyuwangi )