4-(4-硝基苯偶氮)-1-萘酚

Long Before Burning Man, Zozobra Brought Fire And Redemption To The Desert play pause stop mute unmute max volume 00:0005:40repeat repeat off Update Required To play the media you will need to either update your browser to a recent version or update

发表于:2018-12-02 / 阅读(115) / 评论(0) 分类 2016年NPR美国国家公共电台9月

Lesson 66. It's Nap Time 现在是午睡的时间 Mr. Mishima, a Japanese tourist, enters a bank in Milan, Italy. M: Uh, excuse me... T: Zzzzzzzz... M: EXCUSE ME! T: Aggghhh! What do you want? You sca

发表于:2018-12-08 / 阅读(373) / 评论(0) 分类 赖世雄中级美国英语

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(100) / 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(89) / 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(53) / 评论(0) 分类 初学者听力文摘精选

分集介绍:导数,商数,正弦和余弦 Derivatives.of.products.quotients.sine.cosine

发表于:2019-01-05 / 阅读(314) / 评论(0) 分类 麻省理工学院公开课:单变量微积分

分集介绍:导数,斜率,速度与变化率 Derivatives.slope.velocity.rate.of.change

发表于:2019-01-05 / 阅读(308) / 评论(0) 分类 麻省理工学院公开课:单变量微积分

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(93) / 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(93) / 评论(0) 分类 Scientific American(十一)月

[全屏观看] 点击右键- 另存为 可保存这个Flash影片 Silly Sausage是Nitrome于2011年5月28日发行的一款益智类游戏,它是以香肠在尽量不碰到其它损失生命物体的情况下吃光所有的钻石再到达终点为标

发表于:2019-01-08 / 阅读(163) / 评论(0) 分类 英语对接游戏

Zou bisou bisou, 快来么么哒 Zou bisou bisou, 快来么么哒 Zou bisou bisou, 快来么么哒 Zou bisou, zou bisou, 快来么么哒呀么么哒 Mon dieu qu'ils sont doux 哎呦喂真是温柔呢 Zou bisou bisou, 快来么么哒 Zou bisou bisou, 快

发表于:2019-01-10 / 阅读(107) / 评论(0) 分类 影视英文歌曲

HEALTH REPORT - New Heart Drug Shows Promise in African Americans By Cynthia Kirk Broadcast: Wednesday, November 17, 2004 This is Bob Doughty with the VOA Special English Health Report. Heart failure

发表于:2019-01-30 / 阅读(98) / 评论(0) 分类 健康与经济

今天我们要学的词是nap。 Nap, 是小睡一会儿的意思。Take a nap, 打个盹儿。Monday is the U.S. National Napping Day, 星期一是美国的全国午休日。 全国午休日安排在夏令时开始后的星期一,因为这一天大

发表于:2019-02-02 / 阅读(72) / 评论(0) 分类 英语每日一词

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(204) / 评论(0) 分类 英语新闻

李华和Larry到商店买东西。李华看到巧克力正在减价出售,所以买了一大堆。今天李华会学到两个常用语:chocoholic和fix. LL: Whoa, Li Hua. I didn't know you were s

发表于:2019-02-07 / 阅读(68) / 评论(0) 分类 美国之音《流行美语》

Sad Story( 悲伤故事)- Loveholic It's a sad story yunanhido balgun hessal gadughan ichi mothal haru nul kumkwo odon arumdaun nare baraji anhadon nunmuri chajawa Gude ibgae momun shirin maltuga modun bichul dada suchin barammajodo sumjugyo uro cause y

发表于:2019-02-07 / 阅读(147) / 评论(0) 分类 音乐咖啡厅

Spain midfielder Cazorla defends Casillas over recent form MADRID, Oct. 10 (Xinhua) -- Spain midfielder, Santi Cazorla strongly defended the form of goalkeeper Iker Casillas on Wednesday as the Spanish national side prepared to fly to Minsk ahead of

发表于:2019-02-13 / 阅读(88) / 评论(0) 分类 英语新闻

Andrea Zonn-Better Be Home Soon Somewhere deep inside 内心深处的某个地方 Something's got a hold on you 有个东西抓住了你 And it's pushing me aside 它把我推在一旁 See it stretch on forever 看,它仍在蔓延 I know i'm right 我

发表于:2019-02-18 / 阅读(99) / 评论(0) 分类 好听的英文歌曲

Today we go on a journey. It starts in Sweden over 100 years ago; and then moves to London; and finally moves to future worlds and other planets. But we start in Sweden. Alfred Nobel spent his life finding ways to blow things up. He was born in 1833

发表于:2019-02-19 / 阅读(80) / 评论(0) 分类 听播客学英语

饶舌:Brokencyde - Schitzo 相关介绍 :你听过Crunk加 Screamo的么?强力推荐,强烈的hipa节奏+上scream.强的没话说,第2首Bree!听着像猪叫...哈哈fans别骂我,太喜欢这种个性的音乐了 歌词 : Song :Schitzo Arti

发表于:2019-02-20 / 阅读(106) / 评论(0) 分类 节奏布鲁斯
学英语单词
acronic
alternating current propulsion
aluminium dihydrogen phosphate
applied factory burden
as common as the hedge
atlacomulco
attaintment
authorized capital
bead condensation
Bondil
breached
bushbash
cacalias
calcareous cement
catastrophists
centrifugal potential energy
chemical mediator
civic right
clear hawse pipe
complaint management
consistentwiths
copybook
decidedness
declutters
Donghai Coastal Current
Donnemarie-Dontilly
electronic decelerometer
erizepine
errite
Estonian Sign Language
exchange money
family disruption
fluoroethylene resin
free of particular average English conditions
galactic cosmic radiation
gastrocolic reflex
glow lamps
Gualeguay
haliotis rufescens
herd into
hexa-net
hinghman
Houlka
intermediate spinning frame
investment center
lake st. clairs
latticed dune
leggedness
life time of energy level
lisk
maslows
memory management fault
Michaelmas
Milanaise
millepora dichotoma
milli-mass-unit
multiple address computer
Myurocloda
nightspot
nosogeography
orifice flow
owners
paradoxical pupil phenomenon
percutaneous endoscopic gastrostomy
Pop Idol
prehension (of an animal)hunt for food
Prirechensk
prostatoxin
receptor protein
remote broadcast
renie
rosy view
rotary coordinate system
self-discharging bucket
send control procedure
shared read-only system residence disk
shear rate thixotropy
silodosin
skip out on
slab-column structure
solita
soogee
standard change gear
statement of financial operations
stef
suborder alcyonaceas
support bearing
swineherder
tooth-shell
trichinelloses
tricholomoid
tunnel entrance brilliance
vad-
variable speech control
very large crude-oil carrier
vulcanizing apparatus
water-extractable acid of soil
windthorne
work cloths
work-session-initiation processing level
writ of replevin
yruled