角视差

And lastly, here's Destin, from Smarter Every Day, 最后是《每天聪明一点点》的德斯丁, talking about the conservation of angular momentum, and, since it's YouTube, cats: 为我们讲述动量守恒,由于是在YouTube上,所以他用

发表于:2018-12-30 / 阅读(157) / 评论(0) 分类 TED演讲科技篇

Itsremarkable how we are able to build up this picture of whats going on millionsof miles away in the solar system. Its one of the joys of science really, justalmost like a detective picking up on those tiny clues to tell a bigger story. Sothat the b

发表于:2019-01-23 / 阅读(141) / 评论(0) 分类 探索与发现2014年

Parallax is a phenomenon by which we can judge the distance to things just by looking at them. Astronomers use parallax to calculate the distance to stars. Do you need a gigantic computer-based observatory to use it? Not at all. Your finger will do n

发表于:2019-03-06 / 阅读(191) / 评论(0) 分类 英语时差8,16

Parallax 视差就是从有一定距离的两个点上观察同一个目标所产生的方向差异。从目标看两个点之间的夹角,叫做这两个点的视差,两点之间的距离称作基线。只要知道视差角度和基线长度,就

发表于:2019-03-09 / 阅读(168) / 评论(0) 分类 英语听力文摘 English Digest
学英语单词
Acoraceae
agaches
aruncus
automatic track
back-arc spreading
biscet
boring and facing
brachionus quadridentatus quadridentatus
brain corals
cainism
coiler
connectivum
conventional jurisdiction
dangerous zone
detraditionalised
diffuse toroidal pinch
doughier
efoliolose
equipment flowsheet
Ericht, Loch
escalation of tariff according to the degree of processing
exo-erythrocytic
facaloma
family gerridaes
ficedula narcissina narcissina
fingerprint smudging
Fitzroy Harb.
fixed radix numeration system
flat organization
Flower's index
fruster
Galilean refracting telescopes
genus viperas
girbaud
glass jar
guide someone's steps
haloprogesterone
harring
helmed
hevros (evros)
Highland Lakes
Hiroshiman
hurricanoes
Hygrophoreae
hyperelastic deformation
I'm allergic to pollen
ideal parity
in series and parallel
Johns Hopkins
kanai
Koszul connection
Kurdistan Labor Pary
little tin god
machine handle
material purchase agreement
modulus transformation
multitrack magnetic head
native title
network port
Ngoile
osag
overall growth rate
overwet mix
paracirrhitus arcatus
partial persistant atrio-ventricular canal
perspective plane
Pilea squamosa
pinnate shear joint
planning horizon
principal line
pure endowment
quintinale
ram steam pile driver
redetermined
reinvigorate
respirophonogram
riot shields
roll servo
safe offing
salting
scores of years ago
search speed
sensible heat loss in residue
short range sprinkler
shulas
sinopite
skill migration
socio-sexual
sodium deficiency
stack exit velocity
stationary utility value
Stellaria dichotoma
suzannit (susannite)
tee branch
thin-wall channel
Trelawney
tunnellers
twelve-step
veal loaf
wave of oscillation
wvsc
zephyrinus