n. 脚蹼

[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(273) / 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(201) / 评论(0) 分类 灵通少儿英语第三册

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(254) / 评论(0) 分类 原版英语对话1000个

This is a known mindless killer. The shark is smart. It pitches up at the peak of the turtle nesting season, and simply waits for the tide to deliver its food.-Ah, look at that so distinctive...have the boat. Tigers are a big fan with all manner inte

发表于:2018-12-26 / 阅读(98) / 评论(0) 分类 自然百科2014年

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(103) / 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(114) / 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(130) / 评论(0) 分类 经济学人人物系列

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(173) / 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(134) / 评论(0) 分类 VOA标准英语2011年(八月)

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(122) / 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(120) / 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(123) / 评论(0) 分类 英语趣味课堂

Script: Records have been mentioning as today's June jobs report coming out slightly better than expected. While both April and May got a big revision higher. Joining us first on CNBC to give us the administrations, take on this mornings employment

发表于:2019-01-26 / 阅读(118) / 评论(0) 分类 商业报道2007年

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(118) / 评论(0) 分类 英语新闻

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(160) / 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(124) / 评论(0) 分类 2016年Scientific American(八)月
学英语单词
adjustable contact point
age of the universe
aggerates
AHTCG
aliphatic ether
basic vegetative growth
beadily
bid and asked prices
biotic region
black apricots
Bīr Bālā
callables
cDNA
certificate expiration date
choi sum
cleftpalate
coigne
commission buyer of farm products
commoder
commodity by country system
confines
cross-arm brace
dairy-farm
demand for transport
dip into politics
eccentricity pressure
effciency
efficiency ratio
electrodeposition cell
electrolytic preparation
esther morriss
evermoist
fcis
fibre-entry point
fused-quartz brick
graydon
halictidaes
hatter's plush
head vector field
high-drade steel
histoquantification
horizontal ring induction furnace
howdying
independent doctor motion
jac
lanthipeptides
lata (local area transport arrangement)
listful
lithium diiodosalicylate
locomotive department
macrodactylus subspinosuss
market-minded
microcycle
mid Pleistocene epoch
mmf,m.m.f.
non pressure
occupational interest inventory
oedema(edema)
offer(ed) price
otologicoculist
paoking
phosphoriboside
photochromically
plastic raw material
polyspora balansae(pitard.)hu
programed digital automatic control
proportioning control plus integral
pulpitum
quitches
rail impedance
ransomer
rasterized
ratoon planter
real-time computing technique
rhizosolenia sinensis
safety and reliability testing
salary men
sauced beef
settlement loan
siren-limb
smith reflector
sound condition
spam bot
stationary guide shoe
status of seamen
Strobilanthes tetrasperma
thrust deduction coefficient
timko
topostratigraphy
total investment cost
transparent cup grease
two-wheel frame plow
undersecretarygeneral
voting circuti
Wilson's syndrome
withdraw of a fuel assembly
work upon
World Wide Web Consortium
writs of detinue
yellow body of ovary
yernut
zero control