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
acne-causing
Adenophora pereskiifolia
aging of magnetic materials
alignment frame
Allagoptera
attentionally
b-polarized wave
bautzer
beach profile
begun
Bellinzona
black brittleness
bletsoes
blood poisoning
boundary layer probe
budgetholders
catadrome side
cave man
coffer
collar journal
color harmony
connaturalities
Conservatives
contribution clause
count filler
degree of freedom of kinematic chain
dike ridge
discrete eigenfunction
dumbing-down
electrically heated pressurizer
fistulogastrostomy
gradable
griefhead
Gursu
gyneduct
high strength bolt
hollow wedge
hosses
information processing psychology
joog
kidware
Lara, Estado
large lot production
light duty electric drill
line side winding
Linea nuchalis inferior
livestock genesiology
lower fronto-orbital bristles
magneto-optic bubble device
magnoliopsid family
manoff
manual removal
medium density polyethylene (mdpe)
mental disablement
Mercogliano
microtome knives
misplaced winding
Nayānpur
neutral salt bath electric furnace
Niemann-Pick cells
nonappearance
nonmalignant neoplasms
NRTP
number of turns in a winding
omnilinguality
open to buy report
operating valve stem jaw
overfertilized
Overhauser
overstayed
palaeogeochemical
pasty-faced
pay-for-delay
penethacillin
Pentaborane(9)
pidginizations
pivotal quantity
plumeleteer
polltaker
praetermit
prunicythere amygdaloidea
rageball
Ranunculus rubrocalyx
remile
Republican City
running hours indicator
satellite navigation equipment
scorches
selling dividends
set-write operation
sevenighte
spontaneous crystallization
Stokes, I.
stones laying
straight amplification
text blocks
thick-tailed bushbaby
thiosulfuranyl
typhodiphtheria
vapour densities
wildcat drilling
zinc cyanide