[物] 指数式衰减

Lesson 30 Adventures of Ideas 大胆的想法 Each civilization is born, it culminates, and it decays. There is a widespread estimony that this ominous fact is due to inherent biological defects in the crowded life of cities. Now, slowly and at first

发表于:2018-12-24 / 阅读(131) / 评论(0) 分类 新概念英语85年上外美音版

(man) Today I want to discuss fossil fuels such as coat, oil, and natural gas. The term fossil fuel refers to the trapped remains of plants and animals in sedimentary rock. You see, living plants trap energy from the sun by the process of photosynth

发表于:2018-12-30 / 阅读(131) / 评论(0) 分类 托福听力短文

A couple of years ago when I was attending the TED Conference in Long Beach, 几年前我参加在长滩TED会议的时候, I met Harriet. 我遇到了哈里特。 We'd actually met online before not the way you're thinking. 实际上我们以前在网

发表于:2019-01-03 / 阅读(148) / 评论(0) 分类 TED演讲科学篇

分集介绍:指数,log,对数微分;双曲函数 Exponential.and.log.Logarithmic.differentiation;.hyperbolic.functions

发表于:2019-01-05 / 阅读(461) / 评论(0) 分类 麻省理工学院公开课:单变量微积分

Voice 1 Welcome to Spotlight. Im Robin Basselin. Voice 2 And Im Ryan Geertsma. Spotlight uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 1 Nguyen The Dong had a probl

发表于:2019-01-19 / 阅读(153) / 评论(0) 分类 环球英语 Spotlight

Wool Week opened early yesterday morning in Wellington with a display of sheep shearing at the railway station. Then children brought in their pet lambs. People on their way to work stopped to watch. Then there was a fashion parade of woolen clothes

发表于:2019-02-25 / 阅读(159) / 评论(0) 分类 新西兰英语
学英语单词
age specific life table
antimaggot
ash fluid point
authoritarian leadership
available wind energy
balance form of profit and loss statement
Barbarodina
belt of weathering
blasphemers
blue spot
bradfords
branchial muscle
candlestick tulip
centring adjustment
continuous-curvature nozzle
convex mapping
copper (wire) gauze
cornea perforation
culpeo
cumbersomeness
demobilisations
dimensional stone
direct consumption sugar
dispersion of difference scheme
displacement plane
disseminated hemangiomatosis
drown oneself in
entomological biochemistry
errorists
explete
fathom curve
festinations
fiducial business
field hockey player
flow of information
free land holder
genus Hydrophyllum
get one's rag out
glassing burner
halfhourly
headground
Helsjön
i take your point
ideal propellant consumption
interrupted fault
katalinich
keep an ace up one's sleeve
kitted out
kulchitsky's cell
light-footedness
literal data
luffer-boarding
masculine identity
megadecibel
mesioversion
metal organic
minor repair
molecular conductance
mongolicus
multi-spermous
nehydrin
nitrofurazone
Olmsted Falls
ophthalmophasmatoscopy
order andreaealess
package board
palilalias
Papadianika
parchedly
phenurone
pippis
prebearing
prenatal examination
puccinia niitakensis
quantitate
quislings
reduced state
rotovator
scarecrows
separating vector
set hoop
severiga
single-clad board
software configuration management plan
spherical ellipse
Stader splint
standing ways
stationary guide blade
sucked ass
superunda
teratogenetic
Thrixspermum amplexicaule
Tinogasta
to fall an examination
Tohma
total departure
troglodytess
up to my house
waige
wire joint
yeuches
zipra