原叶绿素酸脂

Rho Ophiuchi dark cloud is one of the closest star-forming regions to our own solar system. Located near the constellations Scorpius and Ophiuchus, the nebula is about 407 light years away from Earth. The infrared astronomical satellite, now celebra

发表于:2018-12-05 / 阅读(230) / 评论(0) 分类 国家地理2008年

AS IT IS 2016-11-05 Fall Colors Not Only Red and Blue 秋天的颜色不仅是红色和蓝色 This is Whats Trending Today. Americans often identify the two major political parties by the colors red and blue. The practice began with the 2000 election

发表于:2018-12-16 / 阅读(215) / 评论(0) 分类 2016年VOA慢速英语(十一)月

Voice 1 Welcome to Spotlight. Im Katy Blake. Voice 2 And Im Christy VanArragon. Spotlight uses a special English method of broadcasting. It is easier for people to understand - no matter where in the world they live. Voice 1 Small, shiny shells. Roun

发表于:2018-12-19 / 阅读(161) / 评论(0) 分类 环球英语 Spotlight

1. protagonist /prəˈtgənɪst/ -- the leading(first) character in a play, novel or story Brutus is the protagonist in William Shakespeare's Julius Caesar and Antony is the antagonist. 布鲁特斯在威廉莎士比亚的《尤利乌斯凯撒》中是

发表于:2018-12-30 / 阅读(159) / 评论(0) 分类 突破英文词汇

SCIENCE IN THE NEWS - A Taxi at 12,000 Meters? New Mini Jets Are About to Shake Up World of Air TravelBy Brianna Blake, Jerilyn Watson and Nancy Steinbach Broadcast: Tuesday, October 31, 2006 VOICE ON

发表于:2019-01-02 / 阅读(181) / 评论(0) 分类 2006年慢速英语(十)月

Scientists Observe Birth of Huge Galaxy Cluster For the first time ever, astronomers have observed the birth of a galaxy cluster, known as a protocluster. The event, billions of light-years away, could form one of the largest-known structures in toda

发表于:2019-01-03 / 阅读(165) / 评论(0) 分类 2018年VOA慢速英语(五)月

d-Pinoresinoldi-O-b-glucopyranoside 松脂酚双吡喃葡萄糖甙 d-Pinoresinol d-松脂素 Piperitone 胡椒酮 Plantaginin 车前甙 Platycodin A, C, D 桔梗皂甙A,C,D Podophyllotoxin 鬼臼毒

发表于:2019-01-03 / 阅读(254) / 评论(0) 分类 医务英语

歌曲: Where Do You Run 艺人: D-Side 音乐星级: ★★★★★ 所属专辑: Stronger Together 发行年代: 2004 风格: Pop 介绍: D-Side与Boyzone、Westlife等同样来自於男生偶像超级梦工厂的爱尔兰,是个由Ryan ORian雷恩,ShaneCreevey夏恩、Derek Moran德瑞克,Dam

发表于:2019-01-11 / 阅读(204) / 评论(0) 分类 音乐咖啡厅

Autumn Leaves Show Their True Colors As days grow shorter and nights grow cooler in Boulder, Colorado, the green leaves of summer have been putting on party colors. On cottonwood trees and aspens, theyre golden yellow coins. On Mapleton Avenue, the m

发表于:2019-01-13 / 阅读(216) / 评论(0) 分类 VOA标准英语2011年(十一月)

AUDIE CORNISH, HOST: Need a distraction from the news? ARI SHAPIRO, HOST: We have one. CORNISH: It's a reminder of the good things in life that are free. SHAPIRO: Another commercial for Nicer Living. (SOUNDBITE OF ARCHIVED RECORDING) UNIDENTIFIED MAN

发表于:2019-01-17 / 阅读(224) / 评论(0) 分类 2017年NPR美国国家公共电台2月

Voice 1 Welcome to Spotlight. Im Liz Waid. Voice 2 And Im Adam Navis. Spotlight uses a special English method of broadcasting. It is easier for people to understand - no matter where in the world they live. Voice 1 In the last fifteen years, farmers

发表于:2019-01-19 / 阅读(190) / 评论(0) 分类 环球英语 Spotlight

By Phil Mercer Sydney 03 December 2007 Kevin Rudd has been sworn in as Australia's new Prime Minister with an agenda of action on climate change and the repeal of unpopular industrial laws. The new government has signed the Kyoto Protocol on climate

发表于:2019-01-25 / 阅读(172) / 评论(0) 分类 VOA常速英语2007年(十二月)

雅思阅读考试备考中很重要的一个部分就是对雅思阅读文章题材的熟悉和掌握。 雅思阅读考试的文章通常分为生物、地理和社会科学三类。雅思文章的出处有很多,其中最实用的、便于积累背

发表于:2019-02-12 / 阅读(253) / 评论(0) 分类 雅思英语

Adrienne: I understand you recently rode a train from Milwaukee to Minneapolis. Was this the first time you ever rode a train? Vivian: No, I have been on a train many times as a young person but recently in the past 3 or 4 years I have ridden a train

发表于:2019-02-14 / 阅读(176) / 评论(0) 分类 原版英语对话1000个

Because chlorophyll is the chemical responsible for making leaves green, its absence allows chemicals such as carotinoids, xanthophylls, and others to give leaves their orange, yellow, and various other colors. As trees stop producing chlorophyll, th

发表于:2019-02-15 / 阅读(176) / 评论(0) 分类 英语时差8,16

In 2001, a team from Tel Aviv University argued that B. permians were almost identical to a strain of modern bacteria, Bacillus marismortui, found in the Dead Sea. 2001年,以色列特拉维夫大学的一个小组认为,二叠纪芽孢杆菌与一

发表于:2019-02-17 / 阅读(192) / 评论(0) 分类 万物简史

Todd: Hey, Akane, the other day we were coming home on the bus and I got off the bus and I thought you were on the same bus as us, but when I started walking home, you weren't around. What happened? Akane: Well, it's kind of a funny story actually. I

发表于:2019-02-18 / 阅读(193) / 评论(0) 分类 原版英语对话1000个

What makes the sun shine? For a lot of folks, this is the kind of thing that doesn't even require explanation: it just does. But just being a commonplace phenomenon in no way explains it. Something must cause the sun to shine. And, in fact, there is

发表于:2019-02-23 / 阅读(210) / 评论(0) 分类 英语时差8,16

Well, mushrooms are merely one of many types of fungi. Not all fungi grow in soil. However, mushrooms and other fungi do resemble plants in many ways, so much so that scientists long classified fungi plants, but they know better now. Eating Habits Wh

发表于:2019-02-24 / 阅读(157) / 评论(0) 分类 英语听力文摘 English Digest

The British actor Alan Rickman has died of cancer at the age of 69. In movies, he won fame for his role as Severus Snape in the Harry Potter series and before that in films such as Truly Madly Deeply, Love Actually, Die Hard, Sense and Sensibility an

发表于:2019-03-04 / 阅读(300) / 评论(0) 分类 中英双语新闻
学英语单词
2-furoic acid heptyl ester
active button
al qurayyat
aortic stiffness
armrests
Australian red snail
autoblocking
bedized
bivariate uniform distribution
bring to the gangway
brown-bagged
Burghill
Chacachacare
chrome-Epidote
co-presented
concrete footing
conisors
constant rate creeep
contraception rate
criminal procedure
cwc
decapsulate
differentiating equation
disannealing
disperse to
double-coil holder arrangement
drift rate
duck, duck, goose
dynorphin
eight-woman
epigenetic dolomite
fire houses
for a show
Gateshead
genus pickeringias
ghrelins
gratility
has no foundation in fact
havoir
herbs-of-grace
ideal merge
indian-file cell pattern
inter-villages
intercalation compounds
Intermediate Clause
intra-regional highway
intrusives
investment incentive
irradiation loop
Jarso
job data flow
jump at sb
level-five
library format
linearity accelerator
lizard balloon
Matthias I Corvinus
measham
multiprogram
mycoplasma amphoriform
myoma praevium
No admittance except on business
obidoxime
old valley
Oracilline
orchestrelle
paenibacillus
para-periodic acid
paraproduct
pencil-case
pennated
petticoat
pexborate
phagelysis
phonoelectrocardioscop
pikel
pinkness
plunking
porak-durante(syndrome)
power-assist
pulsed Doppler fuze
quinary sector
re-memorize
reapplicant
regional oceanography
restricted sector
reverberation measurement
sampling of cones
skew scarf
solid-liquid extraction
song-and-dances
stay by
stomia
supervisor call interrupt
support oneself
tanpoora
Technical Standard Order
trend adjusted time series
upgangs
valence-bond resonance method
wondersome
Yupyong-dong