时间:2019-01-23 作者:英语课 分类:探索与发现2013年


英语课

 In a world of terrifying creatures, being small means facing danger at every turn. 


 
If you were a small animal, the late cretaceous would have been an awful time to be around. 
 
For a youngster 1, every day is a struggle to stay alive. Their only chance is to keep out of trouble and grow up fast. 
 
If you’re a Tyrannosaur, every mega herbivore in the environment wants to crush you. 
 
Dinosaurs 3 develop advanced tools to survive, astonishing on the outside and on the inside. And now 65 million years on, cutting-edge imaging technology will peel back skin, muscles and bones to reveal the secrets of nature’s greatest success story. 
 
The largest dinosaurs grow as tall as a 6-storey building, and weigh 50 tons or more. No land animal today even comes close. The jaws 4 of a T-Rex could leave a bite mark over a meter long, and its 30-centimeter teeth could penetrate 5 deep into flesh. But every dinosaur 2 no matter how big or powerful begins life very small. 
 
Oklahoma, 110 million years ago, a herd 6 of sauroposeidon dinosaurs are on the move.
 
We’re talking about an animal who’s probably 80 or 90 feet long, and about 40 feet of that was just neck, so when it stuck its neck straight up, it could probably reach about 6 feet up in the air. 
 
These leviathans are making a journey to nesting sites they’ve used for generations. And developing inside them are hundreds of eggs. They are the future of a species 7 that will be around for 15 million years, more than 75 times longer than humans have been on earth. Yet each egg is no larger than a cantaloupe melon.

n.儿童,少年,年轻人
  • I rode the youngster on my back.我让小孩骑在背上。
  • That youngster works with a will.这小伙子干活有股傻劲儿。
n.恐龙
  • Are you trying to tell me that David was attacked by a dinosaur?你是想要告诉我大卫被一支恐龙所攻击?
  • He stared at the faithful miniature of the dinosaur.他凝视著精确的恐龙缩小模型。
n.恐龙( dinosaur的名词复数 );守旧落伍的人,过时落后的东西
  • The brontosaurus was one of the largest of all dinosaurs. 雷龙是所有恐龙中最大的一种。 来自《简明英汉词典》
  • Dinosaurs have been extinct for millions of years. 恐龙绝种已有几百万年了。 来自《简明英汉词典》
n.口部;嘴
  • The antelope could not escape the crocodile's gaping jaws. 那只羚羊无法从鱷鱼张开的大口中逃脱。
  • The scored jaws of a vise help it bite the work. 台钳上有刻痕的虎钳牙帮助它紧咬住工件。
v.透(渗)入;刺入,刺穿;洞察,了解
  • Western ideas penetrate slowly through the East.西方观念逐渐传入东方。
  • The sunshine could not penetrate where the trees were thickest.阳光不能透入树木最浓密的地方。
n.兽群,牧群;vt.使集中,把…赶在一起
  • She drove the herd of cattle through the wilderness.她赶着牛群穿过荒野。
  • He had no opinions of his own but simply follow the herd.他从无主见,只是人云亦云。
n.物种,种群
  • Are we the only thinking species in the whole of creation?我们是万物中惟一有思想的物种吗?
  • This species of bird now exists only in Africa.这种鸟现在只存在于非洲。
学英语单词
angle-impedance relay
aniconist
Arrhenius complex
atoll island
bagan
Basic Curriculum
biometallurgy
Cape Codder
capillary (tube) viscometer
Cevalin
chlorobenzyl alcohol
churning loss
colombianoes
concurrent access protection
constitutional practice
Continuously variable.
control registei
cyanites
dembroxol
dibsing
disembedlish
distributionists
dry line
ethmoidal crest
Falso Cabo de Hornos
fill up the measure of
flame photometry detector
flame shrinking
fowl mite
freeworld
frost cracking
GDWQ
get sb's number
gib and cother
going together
heterochromatic knob
high molecular weight high density polyethylene (hmwhdpe)
horseradish roots
immediate instruction
Immossar
incur the risk of
infranics
ionospheric transmission curve
john churchills
Kiangan
late spring
least talk most work
lienomyelogenous leukemia
lift conveyer
lysergides
make-up pump
mandate of auditor general
Maneb
master push-button panel
metal properties
minority shareholders
narrow-beam scanning radar
natural colo(u)r
nevyanskite (iridosmine)
NHFTR
nioform
noise inside the railroad car
oil and fat content
optoelectronic detector
order chelonias
order mantophasmatodea
outworthed
paddy seeder
periodic temperature variation
pin up
pneumatic deception device
polkissen
pollen
praie
primary optic atrophy
proteinchip
Przysucha
Pterospermum truncatolobatum
quarterly earning in annual reports
quick reversing test
regular calomel electrode
reinstalled
similarity model
Sinwǒn
slip suspension
smoothing time-series data
steel bridge fatigue damage
superioris
swaddleband
Terminillo, Mte.
THYR
took against
truck mounted rig
two-point resolution
ubiquitous computing
un gauged
unitized handing
value-laden
vantage-ground
whooping
wind tunned
zero sum problem