[化] 三苯基溴甲烷

The children worked on the old desk all morning. After a lunch of grilled cheese sandwiches and coleslaw, they took a break to play Frisbee and cool off in the pond. It wasnt long, though, before they were hard at work once more. When Benny stopped t

发表于:2018-12-06 / 阅读(174) / 评论(0) 分类 105 The Mystery of the Orphan

What a beautiful garden, Jessie said. The other Aldens agreed as they helped Kate gather flowers the next morning. Kate looked pleased. Thank you, Jessie. My guests often help out with the weeding. They find it relaxing. She added some daisies to the

发表于:2018-12-06 / 阅读(155) / 评论(0) 分类 105 The Mystery of the Orphan

No sooner had the professor gone inside, than Lindsay stepped out the door. I thought Id find you here, she told the Aldens with a smile. I just wanted to let you know Ill be leaving in the morning. The children were surprised to hear this. You mean

发表于:2018-12-06 / 阅读(156) / 评论(0) 分类 105 The Mystery of the Orphan

AS IT IS 2016-10-17 Indian Police Make Arrests in Plot to Steal Money from Americans 印度警方破获美国公民诈骗骗局 Last week, Indian police arrested at least 70 people suspected of stealing money from people in the United States. 上周,

发表于:2018-12-08 / 阅读(199) / 评论(0) 分类 2016年VOA慢速英语(十)月

'The Legend of Sleepy Hollow,' by Washington Irving Today's story is called The Legend of Sleepy Hollow. It is about something strange that happened long ago in a valley called Sleepy Hollow. It was written by Washington Irving. The story is told by

发表于:2018-12-16 / 阅读(283) / 评论(0) 分类 2016年VOA慢速英语(十一)月

Many of the Burgess specimens have now been assigned to living phyla just where Walcott put them in the first place. 许多布尔吉斯标本现在已经归到活着的动物的门里就是沃尔科特最初放置它们的地方。 Hallucigenia and s

发表于:2018-12-18 / 阅读(166) / 评论(0) 分类 万物简史

This is Scientific Americans 60-Second Science. Im Steve Mirsky. Got a minute? To keep your car purring, you have to change the oil. Such maintenance produces eight billion gallons of used motor oil annually. Some waste oil does get re-refined to pro

发表于:2018-12-24 / 阅读(140) / 评论(0) 分类 Scientific American(三)月

Fun Fact: Alligators Can Regrow Teeth 有趣的事实:短嘴鳄可以再长牙齿 Fun fact about alligators: they can regrow any of their eighty teeth up to fifty times. Which is pretty impressive, especially compared to us relatively dentally chal

发表于:2018-12-28 / 阅读(123) / 评论(0) 分类 初学者听力文摘精选

its time again for the A Moment of Science mailbag. A listener writes: Dear A Moment of Science, Ive always been fascinated by volcanoes. So I was wondering: How well can scientists predict when and where a volcano will erupt? Intersting question. Th

发表于:2018-12-31 / 阅读(112) / 评论(0) 分类 英语听力文摘 English Digest

AMERICAN STORIES - The Legend of Sleepy HollowBy Washington Irving Broadcast: Saturday, April 22, 2006 Announcer: The Special English program, AMERICAN STORIES. (MUSIC) Today's story is called The Leg

发表于:2019-01-02 / 阅读(181) / 评论(0) 分类 2006年慢速英语(四)月

皮肤附属器疾病 寻常痤疮 acne vulgaris 脂溢性皮炎 seborrheic dermatitis 石棉状糠疹 pityriasis amiantacea 酒糟鼻 acne rosacea 激素性皮炎 hormonous dermatitis 口周皮炎 pe

发表于:2019-01-03 / 阅读(133) / 评论(0) 分类 医务英语

This is Scientific American's 60-Second Science. I am Steve Mirsky.Got a minute? Talk about your vicious cycles. A new study finds that belly fat could be making you hungrier. Which would lead to more belly fat. The research was performed at the Univ

发表于:2019-01-08 / 阅读(160) / 评论(0) 分类 Scientific American(四)月

Algae seem harmless enough. These precursors to plants thrive throughout the world's waters. But these single-celled plants have global consequences. We can thank them for oxygen in the atmosphere, oil in the lithosphere as well as dead zones in the

发表于:2019-01-08 / 阅读(163) / 评论(0) 分类 Scientific American(十一)月

Dionne Bromfield,她的教母是大名鼎鼎的Amy Winehouse,这个小女孩今年15岁(1996年出生),又是一个令人惊艳的好声音~来欣赏下她今年的新单曲Yeah Right吧~ Yeah Right Dionne Bromfield ft.Diggy Simmons Yo what

发表于:2019-01-11 / 阅读(156) / 评论(0) 分类 天籁音乐

The Legend of Sleepy Hollow 无头骑士的传说 Today's story is called The Legend of Sleepy Hollow. It is about something strange that happened long ago in a valley called Sleepy Hollow. It was written by Washington Irving. The story is told by Do

发表于:2019-01-12 / 阅读(164) / 评论(0) 分类 2014年VOA慢速英语(九)月

The Legend of Sleepy Hollow by Washington Irving Today's story is called The Legend of Sleepy Hollow. It is about something strange that happened long ago in a valley called Sleepy Hollow. It was written by Washington Irving. The story is told by Dou

发表于:2019-01-12 / 阅读(250) / 评论(0) 分类 2015年VOA慢速英语(十)月

LONDON, April 29 (Xinhua) -- Roy Hodgson is set to be named as the manager of England after it was revealed the West Brom manager is in talks with the Football Association. The 64-year-old is the only candidate to have been interviewed for the role,

发表于:2019-02-02 / 阅读(146) / 评论(0) 分类 英语新闻

WASHINGTON, Aug. 4 (Xinhua) -- Researchers have found a way to turn mouse embryonic stem cells into sperm and this finding opens up new avenues for infertility research and treatment, according to astudy published Thursday in the online edition of jo

发表于:2019-02-04 / 阅读(298) / 评论(0) 分类 英语新闻

讲解 Today's key word is Bromance Bromance b-r-o-m-a-n-c-e 兄弟情 A bromance is a close, non-sexual bond between two (or more) men. Here is an example: The great bromance between Huo Jianhua and Hu Ge has been damaged by today's news. 霍建华和

发表于:2019-02-13 / 阅读(125) / 评论(0) 分类 英语悠选脱口秀

15岁英国醇香小女声:Dionne Bromfield - Yeah Right Dionne Bromfield,她的教母是大名鼎鼎的Amy Winehouse,这个小女孩今年15岁(1996年出生),又是一个令人惊艳的好声音~来欣赏下她今年的新单曲Yeah Rig

发表于:2019-03-02 / 阅读(236) / 评论(0) 分类 经典英文歌曲
学英语单词
absolute determination
accessibility matrix
activated sludge aeration
actural measuring width of goods
alcohol group
apneumia
archemorus
attributed shape grammar
be alive
carbon baby
charcoal wire
Chinese orchid
decoiler
Desglucocheirotosin
dinitoflruorobenzene
Dioscoreales
econom washing machine
ekman frictional layer
electronic sphygmomanometer
eletrostatically suspended gyroscope
Fargesia concinna
ferrogels
flat-rolling
forcefull
Gaillardia Pulchella Foug.
genus of a closed surface
ghost-writes
haulage winch
high-speed handpiece
input word function
installing environmental conditions
insurance firms
interest tax
international labour orgainzation
knock down the oil
lead a dog on a leash
liquidated damdages
litotic
lockwell
look nut
Lycaste
Mannoosulfan
metal(corrosion) inhibitor(s)
methoxypolyethylene
momentary pressure variation
monitor programs
Monocelastrus
multiple plate
multivalvular
no shit
non homing switch
nonanchored choice
nonnumeric processing
ocean acoustic tomography
palpebral disk
paramusia
pembleton
petit-clamart
preliminary definition
primary communication attachment buffer pool
primary set
pushing vessel
quibble
rafailov
RB200
rebel army
resonance vibrating screen
retinochoroiditis
reusers
rinn
rojo
rubber-studded tire
salpingopharyngei
Seal Cays
section support
seed-and-blanket arrangement
sequential index
servies
setting tools
sincere intention
sliding-scale price
soft flour
software representation
sound i-f amplifier
spool type porcelain insulator
spring plank carrier
Srednekolymsk
subscribing for
tahhan
telephone with dial
thafe
the Queens
the thirteen superstition
toolbelt
TransferDiscount
umblete
universal centertype grinding machine
uviferous
willimon
zelotism
zero-order wave
zoomaryl alcohol