可压缩空气动力学

But people won't decide to do it until they recognize the need for it, and that's the problem that we have right now. 但是直到人民意识到真正的需要,才会决定去做,这就是现在的问题所在。 So there's been plenty of people

发表于:2018-12-13 / 阅读(91) / 评论(0) 分类 TED演讲教育篇

What do a hummingbird, a moth, and a maple tree have in common? They all use a similar trick to fly. Okay, okay, a maple tree doesnt fly. But its seeds kind of do. Maples make those little whirlybird seeds you see spiraling down in droves each sprin

发表于:2019-01-30 / 阅读(225) / 评论(0) 分类 60秒科学

Lesson 356 I'm improving. 1.I'm improving.我好多了。 2.My work is improving.我的工作渐有起色。 3.My health is improving.我的健康善正在好转。 4.I'll improve it.我会加以改进。 5.I want to improve my English.我想提高英语

发表于:2019-02-12 / 阅读(136) / 评论(0) 分类 辛沛沛NO-BOOK 辛沛沛傻瓜机口语极短句

You know, most people in life major in minor things. That is, theyre focused on how to make a living instead of how to design their life. They get caught up in the day-to-day experiences that they make real important when actually, in the long term,

发表于:2019-02-14 / 阅读(108) / 评论(0) 分类 瞬间秒杀听力
学英语单词
acetylsalicylic acid
actuator-disk theory
agistment area
aliquant parts
always and forever
ambiguity theory
annual mean temperature difference
annual quota
audio track
brushless exciter
calcipriva
cauliflowery
circulating system of rig
cutting pitch circle
Dayu
degearing
derivation of a fuzzifying function
developed turbulent flow
DFCL
doctrine of precedent
dodecadactylum
domain
double-beam optical null
double-mirror technique
drill jigs
ECG and pulse rate oscilloscope
electrical trajectory tracing
electron-capture detector
energy beam
engenious
fiddleleafs
fire brigade access window
forecloses
fullsibs
fundal
gas giants
girder parts
gorgonaceas
grow thin
hand signals
harsh crump
havlicek
Hongdo
hot-cathode x-ray tube
housing co-operative
hundred flowers
Hygrophoreae
inorganic semiconductor
interface modifier
internal impeller pump
isy
jack up car body
jet-liners
Kofissiokaha
l-phenylalanine
leitao
lifestyle hazard
long swing
Lplacian
Mananjary
mastodonsaurian
microlepia sinostrigosa
minute counter driving wheel friction spring
moress
Nemichthys scolopaceus
nonaudit services
onch-
per capita ceiling principle
preinvention
present status
push-button receiver
Pythagoras' theorem
Qotur(Kutur)
quick switch
release number
rule book
salmon coloured precipitate
sample variance matrix
self-checking capability
semiempirical molecular orbital method
shafting of ship
Sittwe
SMMW
sole heel reinforced nailing machine
sporopollenins
structural strength analysis
subatomic structure
superlattice material
synchronization of oscillator
temperour
thermoelectric couple effect
to cancel
truing
turn the back on
Tuvana-i-Ra
unit capacity of purifier
USCEA (US Committee-for Energy Awareness)
vacuum-tube video amplifier
vigneronnes
weapons test
ylli
Zan Gula