鳍状肢芽

[00:02.90]Reading Page 64 and 65 [00:09.46]The Wonders of Dolphins [00:13.90]1.Here's a true story.In June 1990, Keith,Steve and Dave, three friends, [00:25.16]were fishing about 35 miles off the east coast of America when their boat sank [00:34.22]T

发表于:2018-11-30 / 阅读(280) / 评论(0) 分类 高中英语牛津版高三

[00:11.62]Pages 43 and 44 [00:15.91]Talk about it! [00:18.60]Listen.Point. [00:22.18]a flashlight [00:28.47]a paper clip [00:34.06]a magnet [00:39.65]a thumbtack [00:45.17]January [00:50.36]February [00:55.56]March [01:00.97]April [01:05.85]May [01:1

发表于:2018-12-13 / 阅读(204) / 评论(0) 分类 灵通少儿英语第三册

美国习惯用语第842:将一件事物消灭在萌芽状态(音频) nip something in the bud 我们办公室新来了个制片助理。这个女孩子刚走出大学校园,带着浓厚的工作热情,而且很有创意。美中不足的是,喜欢

发表于:2018-12-16 / 阅读(305) / 评论(0) 分类 美国习惯用语

Mike: So Dusty, your background is in Marine Biology. Is that right? Dusty: Yes. Mike: You're kind of a marine biologist. Dusty: Mm-hm. Mike: You've mentioned before yesterday, we're at the aquarium, you mentioned that you've done work with sea turtl

发表于:2018-12-25 / 阅读(261) / 评论(0) 分类 原版英语对话1000个

Along with its massive size, powerful jaws and dagger-like teeth, investigators discovered something else. 除了其巨大体型,有力的双颌以及匕首般的牙齿之外,调查者发现了其他的事情。 Megalodon stalked its prey with an

发表于:2018-12-28 / 阅读(112) / 评论(0) 分类 侏罗纪搏击俱乐部

Over the last several hundred years, thousands of prehistoric whale bones have been found with deep gashes sliced into them. 在过去数百年间,人们发现了数千块史前鲸骨上面划有深深的沟痕。 They're found on ribs, vertebra, t

发表于:2018-12-28 / 阅读(121) / 评论(0) 分类 侏罗纪搏击俱乐部

Obituary 逝者 Robert Rines 罗伯特莱恩斯 Robert Rines, scientist and Nessie-hunter, died on November 1st, aged 87 罗伯特莱恩斯科学家、尼斯水怪追寻者于11月1日逝世,享年87岁 Eyewitness evidence may be all very well in a

发表于:2018-12-31 / 阅读(131) / 评论(0) 分类 经济学人人物系列

Heres an episode about taking risks. Sooner or later, we all take a risk at work or in our personal lives. To go out on a limb and to stick your neck out can be used to talk about taking a risk. You can also put yourself in jeopardy when you take a r

发表于:2019-01-01 / 阅读(142) / 评论(0) 分类 英语博客-北美风情

欣赏独具创意的英语广告!边听边看边学,品味世界名牌的风范,从细微之处感受英美社会的文化。

发表于:2019-01-05 / 阅读(144) / 评论(0) 分类 广告大餐

This is Scientific American's 60-Second Science, I am Cynthia Graber. This'll just take a minute. Whales and dolphins were molded by evolution to glide through water. Weve been trying to create streamlined designs ourselves for structures such as win

发表于:2019-01-08 / 阅读(177) / 评论(0) 分类 Scientific American(七)月

Trauma Center Treats Sea Turtles This month, on beaches up and down the U.S. East Coast, tens of thousands of newly-hatched loggerhead sea turtles are emerging from the sand and crawling into the Atlantic. Very few of these baby turtles will survive,

发表于:2019-01-14 / 阅读(136) / 评论(0) 分类 VOA标准英语2011年(八月)

[00:01]M:We have to nip Smiert Spionom in the bud. Pushkin should be in Tangier in two days' time. [00:08]A termination warrant has been issued for him. [00:11]J:This plot to kill agents sound rather far fetched, sir. I know General Pushkin. [00:

发表于:2019-01-14 / 阅读(159) / 评论(0) 分类 英美人天天都在说的4000句:跟着影视学最真实的口语

Dialogue 1 MARK: Hey Jingjing, I remember you told me about a dog that was up for adoption. Did it ever find a good home? 马克: 嗨,京晶,我记得你跟我说过有只小狗需要被领养。它找到一户好人家了吗? JINGJING: Yes, actu

发表于:2019-01-18 / 阅读(129) / 评论(0) 分类 英语PK台

Australian sea lions are lending a hand or maybe a flipper in the establishment of South Australia's marine parks. And along the way the national geographic Crittercam captured a never before seen act of predation,a sea lion capturing and eating a

发表于:2019-01-22 / 阅读(123) / 评论(0) 分类 自然百科2010年

Mike: So Dusty, your background is in Marine Biology. Is that right? Dusty: Yes. Mike: You're kind of a marine biologist. Dusty: Mm-hm. Mike: You've mentioned before yesterday, we're at the aquarium, you mentioned that you've done work with sea turtl

发表于:2019-01-25 / 阅读(129) / 评论(0) 分类 英语趣味课堂

Be Happy! The days that make us happy make us wise.----John Masefield when I first read this line by Englands Poet Laureate, it startled me. What did Masefield mean? Without thinking about it much, I had always assumed that the opposite was true. But

发表于:2019-01-30 / 阅读(235) / 评论(0) 分类 精美英文欣赏

Of all the tales about the Loch Ness Monster, it must be one of the most unlikely an English plot to kidnap the beast and display its carcass in London. But back in the 1930s the Scots feared that such a thing was all too possible, according to newly

发表于:2019-02-02 / 阅读(123) / 评论(0) 分类 英语新闻

今天还是要继续讲两个在2000年大选期间新闻界常用来报道竞选运动的习惯用语。在选举投票日逼近的时刻,每个总统候选人手下的竞选班子都竭尽全力地在翻查政敌的老底;千方百计地挖掘不

发表于:2019-02-06 / 阅读(174) / 评论(0) 分类 美国习惯用语

1. My sense of humor (and posts from The Onion) are not universally understood 我的幽默感(和洋葱新闻网上的帖子)不是所有人都理解 I think I am pretty funny. Sometimes, I wake myself up laughing at things I've said in my dream

发表于:2019-02-11 / 阅读(162) / 评论(0) 分类 阅读空间

Sometimes a snout full of snot can be just what the doctor ordered. At least if youre a dolphin. Because a new study shows that a little bit of mucus helps these marine mammals generate the rapid-fire stream of clicks they emit and use for echolocati

发表于:2019-02-14 / 阅读(128) / 评论(0) 分类 2016年Scientific American(八)月
学英语单词
abnormal termination message
absolutely-convergence integral
ac etiam clause
aeronautical radionavigation mobile station
American kestrel
amyloidosis of bladder
androclinium
anthelvencin
artificial lift
bacillicidal
boutique consultant
broken gravel
carcass flooring
chamara
chyle cyst
continuous discharge stoker
Corydalis hamata
Crolan
Cyclobalanopsis hui
Data Protection Act
depathologizing
Dietersweiler
division Euglenophyta
door-pockets
dynamic redundancy fault-tolerant computing system
Einstein's equation of the field gravity
electrooptical switch
euesthesla
exa-
external source
fecal matters
fissurae enterovaginalis
Floridablanca Airport
freight wharf
full overlap method
genus sorexes
gimels
globemaker
governor pipe insulating joint
ground moraine
grummel
gully(ravine)
harmonicity
hell-on-wheels
htca
keystone staters
kilkieran b.
king's cord
kuic
La Pallice
lattice deformation
Lipchitz, Jacques
machine excavation
mafic mineral
make a monkey of someone
midi device
Min. R.
minor character
mosaique
nitrophenylgalactoside
non-numeric operation
pentyl acetate
permanent transfer
pierremont
pigasses
poem
polypore
postomrtem inspection
power auger
presensitive printing plate
prison-breakings
prisoner's dilemma
prouled
put someone up to
puzzle one's brain wits
reconnoitres
rude health
sampled analogue data
shoot deer in the balcony
silent hit
soap-dispenser
Solidago canadensis
Sonerila
space charge factor
speed trial trip
Stadl-Paura
synergised
tape transport
technological knowledge
thematic atlas
Titignano
toad-licking
toe pointing forward standing
transoximinase
undersized bearing
undersupporting
unlawful association
unloaded circuit
user-interfaces
velocity potential
When in doubt,leave out.
wind hold