音标:[,prəutəuæn'θrɔpik] ;
adj. 人类初期的;原人阶段的

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(191) / 评论(0) 分类 国家地理2008年

[全屏观看] 点击右键- 另存为 可保存这个Flash影片 第四 段 辅音字母组合(四) fr -破碎 fr equent-频繁的(碎的,中文所谓小碎步,碎嘴子) frank坦白的,率直的-France法兰西-Gaul高卢(欧洲西部

发表于:2018-12-10 / 阅读(154) / 评论(0) 分类 《新东方 [爵以词雄] 词汇》刘一男

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(125) / 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(126) / 评论(0) 分类 突破英文词汇

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(130) / 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(201) / 评论(0) 分类 医务英语

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(141) / 评论(0) 分类 VOA常速英语2007年(十二月)

Lithic Principle 岩屑法则 I heard recently that if the laws of nature were changed even a little bit, there would be no people in the universe. Is this true? Well, its certainly true that if the fundamental constants of nature were somehow change

发表于:2019-02-16 / 阅读(136) / 评论(0) 分类 英语听力文摘 English Digest

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(157) / 评论(0) 分类 万物简史

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(171) / 评论(0) 分类 英语时差8,16

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(234) / 评论(0) 分类 中英双语新闻
学英语单词
aerodynamically clean
affective ambivalence
alkyl compound
aluminium ium ring pull end
ammomanes
Amnuralithus
angle of visibility
arriuall
Artinian module
Aulnoye-Aymeries
bacterial pyrogen
bagdad boil
baja california pen.
barbed wires
bismuth borate
bridge current
Buck's extensioin
Cambridge ESOL
certificate of coroner
chanters
chief mechanic
Chlamydoselachidae
CoA
contracting out
correct data
cosmic-ray element abundance
cranberryade
deliquescent crystal
desulfurization unit
domeshaped roof
drooping willows
dry bob
eribble
expropriation contingency
extendable
external spermatic fascia
finaliser
flammentachygraph
flip-flop sign control
front-cut combine
heinrich rudolf hertz
Holbein, Hans, the Elder
hydraulics of open channels
intelligent transportation systems
interpersonal trust scale
iodating
Jimmy Stewart
joint drilling
lesser scaup duck
longitudinal channel wave
Lyuberetskiy Rayon
machanically despun antenna
macrothelypteris oligophlebia var. elegaus (koidz.) ching
malurite
manavgat
meat-hook
metalliod
morphological research
multifibre test fabric
nazief
nembas
net exposure
none man
nown
o'er-
pains
paraskavedekatriaphobia
pars recta
peach
phosphoric acid by wet process
physarum sessile
planographically
plutonium(iv) oxide
pneumatic flotation cell
pore-forming
predocs
price dissemination system
prismatic
private channel
quarter binding
rebottle
Samaru
scientific aptitude
sectorial chimaera
sedimentating inversion
side type jockey
single-sourcing
soil density
strict inductive limit
syncromesh
text overflow
time of pulse
tinning stack
trametes cinnabarina(jacquin)fries
triethanol amine oleate
tunnel foundation
under (the) pressure (of)
underdraw
velocity sag
velum medullare anterius
water purification vehicle
winkled