瀑布学说

Lesson 27: [00:03.58]Let's Do an Experiment! [00:07.24]One Experiment,Two Theories [00:11.81]A theory is an idea.A theory predicts what will happen. [00:18.57]An experiment shows what happens. [00:23.25]BRIAN:Did you read about this experiment,Danny?

发表于:2018-12-13 / 阅读(135) / 评论(0) 分类 河北加拿大版初中英语

[00:08.59]Great scientists [00:12.25]John snow defeats king cholera [00:19.38]John snow was a well-known doctor in London--- [00:25.42]so famous, indeed, that he attended queen Victoria to ease the birth of her babies. [00:33.46]But he became inspire

发表于:2018-12-13 / 阅读(121) / 评论(0) 分类 高中英语人教版必修

Atmospheric pressure can support a column of water up to 10 meters high. But plants can move water much higher; the sequoia tree can pump water to its very top more than 100 meters above the ground. U

发表于:2018-12-15 / 阅读(162) / 评论(0) 分类 新东方背诵文选

[ti:UNIT 4 Look into Science! Lesson 26: One Wet Danny?] [0:00.493]UNIT 4 第四单元 [0:02.588]Look into Science! 走进科学! [0:04.930]Lesson 26: 第26课: [0:06.840]One Wet Danny? 丹尼湿透了吗? [0:09.028]THINK ABOUT IT! 想一想 [0

发表于:2019-01-09 / 阅读(177) / 评论(0) 分类 河北教育初中英语(初中起点)八年级下册

Todd: So, Al, we're going to talk about water. How much water do you drink every day? Al: I guess about three liters, so six of those 500 millileter, five or six of those 500 millileter bottles. Todd: Yeah, that's a lot. That's about what I drink. Ye

发表于:2019-01-16 / 阅读(39) / 评论(0) 分类 原版英语对话1000个

Wegener developed the theory that the world's continents had once come together in a single landmass he called Pangaea, where flora and fauna had been able to mingle, before the continents had split apart and floated off to their present positions. A

发表于:2019-02-25 / 阅读(62) / 评论(0) 分类 万物简史
学英语单词
additional connected number
albia
armed hold up of vehicles
cannot eat one's cake and have it
carbocinchomeronic acid
carbonization(-sation)
cargo mill
cat distemper
category code
cellulitis of chest wall
center hole
cibisotome
clover-leaves
coarse yarn
cognitive mapping
colloidal soultion
curved drawing instrument
cutis vera tuberculosis
dentofacial zone
dimethrin
dingwalls
duality
dynamic flow diagram
early-warning
Elaeocarpus sphaerocarpus
false sale
forhale
general inhibition
genus ciconias
giacavone
giftset
glutathion
google.cn
governmentalizations
gweneth
hanging geranium
Harris' suture
hyoscytamine
hyperconnectedness
hypervagotonia
induction starter
Isospora rivolta
Jonestowns
kier scouring
Kissamou, Kolpos
knowledge representation language
lamella concentric
lube oil hydrotreating process
Madras cotton
margianis
memorandum of writings
midhinge
Mimura
mitella quadrangularis
multiprovincial
Natal Seamount
neurosism
nonresponsiveness
nosing
otostigmus scaber
packing coil
parallel processor system hardware
paying cash
perennial canker
Perolatum
physical medium attachment
podiumed
poissarde
potter's lead (alquifou)
proface
reactance-to-resistance ratio
regis
relativistic formula
rendry
RTR (resonance test reactor)
Ryki
saturation flux density
scathful
selen-tellurjum
semivector
service pit
skin milll
skirrow
slinging parry
snap action switch
soja
Spider-sense
spins
stack effluent monitor
steady state oscillation
styli
telocinobufagin
time piece
track occupation graph
tractor and trailer
transmissometer
untempested
UX2
variable cycle operation
viciousness
wind sail
wire-pulling