[玻璃] 抗失透石英玻璃

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(84) / 评论(0) 分类 侏罗纪搏击俱乐部

Listen Read Learn Daniel: May, is this the Hall of Ancient China? May: Yes. Look at these historical relics here, amazing! Daniel: Why are they all in glass boxes? May: For protection. Some relics will turn to dust if exposed to air. Daniel: So there

发表于:2018-12-31 / 阅读(63) / 评论(0) 分类 英语大赢家上册

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(67) / 评论(0) 分类 英语新闻

Grab a handful and you'll see a world in a grain of sand Adam Philips | New York 15 April 2010 Close up, sand grain can appear jewel-like. Indeed, many gems, such as diamonds and sapphires, are made from ancient sands. Related Links Sand: The Never-E

发表于:2019-01-13 / 阅读(81) / 评论(0) 分类 VOA标准英语2010年(四)月

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(67) / 评论(0) 分类 TED演讲教育篇

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(103) / 评论(0) 分类 实用英语

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(89) / 评论(0) 分类 PBS访谈商业系列

When you think about inventions that have radically changed human existence, what comes to mind? Probably the wheel, the printing press, maybe the refrigerator and definitely personal computers. Then there are those more mundane things that we rarely

发表于:2019-01-22 / 阅读(86) / 评论(0) 分类 英语时差8,16

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(106) / 评论(0) 分类 生活大爆炸第二季

Grammar Girl here. Today's topic is verbification. Last week police used a Taser on University of Florida student Andrew Meyer as they struggled to remove him from an auditorium where Senator John Kerry was speaking. The Web has been filled with deba

发表于:2019-01-30 / 阅读(142) / 评论(0) 分类 英语语法 Grammar Girl

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(101) / 评论(0) 分类 趣味英语

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(121) / 评论(0) 分类 阅读空间

By Carol Pearson Washington, DC 13 July 2006 watch Exercise and Aging report Populations in western counties are aging. But this trend is also emerging in developing countries such as China. Keeping people healthy as they age affects not only a coun

发表于:2019-02-03 / 阅读(113) / 评论(0) 分类 2006年VOA标准英语(七月)

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(77) / 评论(0) 分类 阅读空间

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(104) / 评论(0) 分类 实用英语

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(58) / 评论(0) 分类 阅读空间

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(93) / 评论(0) 分类 万物简史

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(93) / 评论(0) 分类 双语有声阅读

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(76) / 评论(0) 分类 经济学人商业系列

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(93) / 评论(0) 分类 经济学人综合
学英语单词
a-singled
adolescents
aerial efficiency
baa-baas
bad luck (on someone)
base lead resistance
belgian condenser
burn-out
burst cartridge detection gear
calcified cyst of kidney
central siphon
Chain taut!
clamp nail
concolumn
Conor-Bruch's disease
controllers institute
cutter axial
cyclobutaphanes
cyclopic anophthalmia
de jure population
dead weight load
early stage of failure
Edward James Hughes
encircling groove
endogenous heat production
equivalent spur gear of the helical gear
extreme pressure material
Fast SCSI
feminineness
fluo-germanate glass
forced circulation mixer
Fuller-Lehigh mill
genus ankylosauruss
Hansen Spur
humidity effect on breakdown
i-swowe
individual ranking method
Juan Carlos I
jump in line
Junshan
Kirkland I.
lactarius piperatus
liberati
loop yarn twister
lost wax casting
low pressure polyethylene
m.u.d
Marianne Craig Moore
marked message
messkit
mugearite
multiple time-series
nepenthes
non native
nonchromatographic
nun
olekma
organo-elementary compound
platygaeanism
plieth
polyrhizal
PR8
Ramus dorsalis
rate deviation
redirecting bucket
reel feel
refabricate
renegue
ruda
search-party
send ... down
set of reception sidings
shopway
signaling point coding
similarity criterion
simple Lie group
skaws
squillgees
steady-state model
steam-production capability
steckling
stimulism
stritter
susceptible of proof
synthetic damping
T matrix
take ... to court
task someone's mind
theoretical linguistics
threlkeld
to feel ashamed for sb
triptolide
twoth
unrivaled
vat pasteurizer
velocity change
vercruysse
vertebrocostal ribs
wheys
white mensural notation
woodcarving
zero level symbol