石英偏振单色仪

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(183) / 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(187) / 评论(0)

英语新闻

购物英语口语一本通 Unit38:买照相机

Unit 38 Buying a camera 第38课买照相机 S: Welcome to Lens Magic, ma'am. How can I help you? 售货员：小姐，欢迎光临Lens Magico我能为你效劳吗？ C: I'd like to buy an inexpensive camera. 顾客：我想买一架便宜的相机。

发表于:2019-01-14 / 阅读(172) / 评论(0)

购物英语口语一本通

美国国家公共电台 NPR How To Preserve Your Polaroid

LULU GARCIA-NAVARRO, HOST: Do you still have old Polaroid pictures stashed away? Are they all washed out and faded? NPR's Neda Ulaby visited a museum exhibition of Polaroid photographs taken some 35 years ago that look as though they had just slid ou

发表于:2019-01-16 / 阅读(223) / 评论(0)

2017年NPR美国国家公共电台7月

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(158) / 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(207) / 评论(0)

实用英语

名校励志英语演讲 46:我人生中的三个故事

And most important, have the courage to follow your heart and intuition. They somehow already know what you truly want to become. Everything else is secondary. 最主要的是，要有跟着自己感觉和直觉走的勇气。无论如何，感觉和直

发表于:2019-01-18 / 阅读(156) / 评论(0)

名校励志英语演讲

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(190) / 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(187) / 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(188) / 评论(0)

趣味英语

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(211) / 评论(0)

阅读空间

英语美文：留声机情结

I couldnt believe what I had just heard! Hands 1)cupped around his mouth so his words wouldnt travel to the ears of eavesdroppers, and 2)flipping his head from shoulder to shoulder to ensure no one would be privy to his 3)divulgence, David repeated h

发表于:2019-02-07 / 阅读(169) / 评论(0)

英语美文

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(171) / 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(202) / 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(154) / 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(208) / 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(181) / 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(168) / 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(194) / 评论(0)

经济学人综合

听歌学英语：教你唱《体面》英文版（下）

Don't pretend you miss me and be so dramatic 别堆砌怀念让剧情变得狗血 After all these years please don't ruin the classics 深爱了多年又何必毁了经典 You owe me nothing. I'm not a kid 都已成年不拖不欠 I'm wasting my time

发表于:2019-03-11 / 阅读(312) / 评论(0)

听歌学英语

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学英语单词

apomorphine methylbromide

Arteria inferior medialis genus

bathing towel

bihonazol

breakpoint cluster region