音标:['replikeis] ;
n. [生化]复制酶
词型变化:名词复数形式 : replicases

Elves and trolls hold a special place in the hearts of the people of Iceland. The tradition and mythology of the countrys small folk dates back to the 10th century AD, when the first Norwegian Vikings settled on the island. Tales of elves were first

发表于:2018-12-03 / 阅读(99) / 评论(0) 分类 自然百科2008年

To pacify the forces of nature, the Aztecs turn not just to the gods but to their own sophisticated technology. They had seen the eagle land on a saltwater lake, 32 miles long. To build a city here an

发表于:2018-12-07 / 阅读(135) / 评论(0) 分类 远古的回响

MARY LOUISE KELLY, HOST: NASA's plucky rover known as Opportunity has been on Mars nearly 15 years - a tad longer than the 90 days it was designed for. It has taken thousands of images. It has helped scientists better understand the red planet. But N

发表于:2018-12-08 / 阅读(115) / 评论(0) 分类 2018年NPR美国国家公共电台11月

While the international tensions are riding high, inside North Korea, celebrations are still taking place in the lead up to next week's anniversary of former leader Kim Il-Sung's birthday on April 15th. A giant flower show has opened in Pyongyang, fe

发表于:2018-12-19 / 阅读(124) / 评论(0) 分类 英闻天下

This is Scientific Americans 60-Second Science. Im Cynthia Graber. This will just take a minute. Medieval armor certainly looks heavy. And now researchers have demonstrated how the protection might have unwittingly put its wearers at a heavy disadvan

发表于:2018-12-24 / 阅读(159) / 评论(0) 分类 Scientific American(七)月

Kibcob will soon face his first great step on the road to priesthood. He hopes to take part in the most important ceremony of the Ethiopian Orthodox ChurchTimkat, the feast of the Epiphany, celebrating the baptism of Christ. Although Epiphany is cele

发表于:2018-12-26 / 阅读(116) / 评论(0) 分类 自然百科2010年

Gastonia, being a large animal, was very stocky and well-muscled. 加斯顿龙,作为一个大型动物,非常健壮、肌肉发达。 Utahraptor, for a predatory dinosaur, particularly a Dromaeosaur, it's a very strong powerfully-built animal as

发表于:2018-12-28 / 阅读(94) / 评论(0) 分类 侏罗纪搏击俱乐部

Task 2: Is it moral to clone humans? Script Laura: Did you hear about that peculiar cult that claimed to have created the worlds first human clone? Ian: Yeah, I did! They also said that it was aliens that created life on earth over 25,000 years ago.

发表于:2018-12-29 / 阅读(98) / 评论(0) 分类 新视野大学英语:视听说教程 4

-Sheldon: What are you doing? 你在干什么? -Leonard: I'm packing up all my collectibles and taking them down o the comic book store to sell. pack up: 打包 collectible:收藏品 我在打包我的收藏品...带到楼下的漫画书店去卖掉

发表于:2019-01-01 / 阅读(126) / 评论(0) 分类 生活大爆炸第一季

Grammar Girl here. Todays topic is the difference between the words historic and historical. A listener, Denise, wants to know if she should say, We sell historic replicas or We sell historical replicas. Was an event a historic occasion or was it a h

发表于:2019-01-02 / 阅读(127) / 评论(0) 分类 英语语法 Grammar Girl

This is AP news minute. 1. Columbia authorities say they found two flight reports from Monday's plane crash that killed 71 people, including most members of a Brazilian soccer team. Brazil's president has declared three days of mourning for the victi

发表于:2019-01-11 / 阅读(159) / 评论(0) 分类 美联社新闻一分钟2016(十二)月

AS IT IS 2016-07-08 Noahs Ark Theme Park Opens in Kentucky 诺亚方舟主题公园在肯塔基州开幕 A large model of the boat that many people believe saved Noah, his family and animals from the Biblical flood officially opened Thursday. The boa

发表于:2019-01-12 / 阅读(123) / 评论(0) 分类 2016年VOA慢速英语(七)月

The Ark of the Covenant. Down through the ages, it has inspired devotion, terror and obsession. It has long been believed that this gold-encrusted chest was built to hold the Ten Commandments. The Israelites carried the Ark into virtually every battl

发表于:2019-01-22 / 阅读(125) / 评论(0) 分类 自然百科2009年

Over centuries, the Irish built a rich heritage of castles and monuments, using an abundance of local stone. Now many of the structures are damaged. The stone is decaying. Thanks in part to Irelands notoriously damp weather, these sites are in danger

发表于:2019-01-22 / 阅读(146) / 评论(0) 分类 自然百科2009年

Beginners. There is an invasion going on in our house. It started out as an unnoticed thing, but it has grown to huge proportions. Every room of my house is affected. Every corner shows a sign of this invasion. Even my friends and neighbors have ment

发表于:2019-01-28 / 阅读(105) / 评论(0) 分类 英语博客 A cup of English

we sport exact replicas of each others ears. Im taller and more muscular and shave. Hes slender and ungainly and is all knees and elbows. I reach up and pull my hair back from my face, show him the scar from the accident. Unconsciously, he mimics my

发表于:2019-01-29 / 阅读(110) / 评论(0) 分类 时间旅行者的妻子

According to the Daily Mail of September 8, Graham Lane, a 65-year-old electrician in Worcester, UK, kept enough weapons in his modest home to start a real small war. On September 7, nine police vehicles arrived at Lane's home, followed by the Army b

发表于:2019-02-04 / 阅读(116) / 评论(0) 分类 实用英语

法律修订赶不上3D打印的发展 WASHINGTON As prices of 3D printers continue to fall, experts are increasingly calling for reconsideration of copyright laws that protect the owners of patents and designs. However, they also warn that overreach

发表于:2019-02-05 / 阅读(150) / 评论(0) 分类 英语新闻

Smithsonian Museum opens new window on human origins Rosanne Skirble | Washington, DC 02 April 2010 Photo: Chip Clark, Jim DiLoreto, Don Hurlbert, Smithsonian Institution Five fossil human skulls show how the shape of the face and braincase of early

发表于:2019-02-12 / 阅读(129) / 评论(0) 分类 VOA标准英语2010年(四)月

This weekend, the Getty Center, one of the most famous museums in the U.S., will open a new exhibit years in the making. The Cave Temples of Dunhuang: Buddhist Art on Chinas Silk Road features incredible full-size replicas of ancient painted caves fo

发表于:2019-02-25 / 阅读(147) / 评论(0) 分类 cctv9英语新闻2016年
学英语单词
a friend in need
acid - insoluble ash
acoustic emission count
Agrippa I.
alkyd marking paint
alloiobiogenesis
anisodactylous
anticorrosive agent
artificial dyestuff
artificial melanin
backlog quantity
be long about
be mesmerized
bergamot mint
Biphesatin
carbol-fuchsin paint
catch-drain
CGI script
chess competition
cholinergically
chromanocoumaran
cidariplura shanmeii
claims agent
closed electric furnace
computer program configuration item
covalent semiconductor
cylinder expansion indicator
daphnoretin
difference type pickup electrode
dreamer
dual-chips
Dyrexan-OD
each of us
eatings
edmontosauruss
embassiate
excision of intraspinal tumor
First Reich
fishing nets
folc
forced life test
forecasting risk
foudres
gording
Gotlands Län
impact test certification
jdams
joysance
Law French
Mānānwāla
Nakhichevan Autonomous Republic
natural food colo(u)r
Ni-phlogopite
Niederfischbach
normal strength hull-structural steel
Oristano
parrotiopses
payments position
phenoweld
piep
pintless
piping pressure drop
plastispray
poweron
pressure curve
pyrantin
queem
quick connector parachute
Rau, Pulau
recording ship
red flag to a bull
resistance thermometer
right-hander
rose-
self-checking
semapa
sequence of crystallization
shallow-buried tunnel
shortheads
silicon monosulfide
Slipperette
stayed over
steam expansion line
stormswepts
straw ware
stylising
superficialty
Taloust
technical-rational
telephone transmission reference system
thigmocyte
threaded stay bolt
tip ... fin
transgresseth
under-treasurer
Vandellós
venae saphena accessoria
very-low frequency band
water-jet exhauster
wide-aperture gun
zigzag clover