二阶滤波器

[00:00.00][s],[ ][ ] [00:38.61]sea/sheet/chicken [00:42.66]Exercise One: Word Conparison [00:47.62]Listen to the following words from your tape and repeat. [00:52.98]sip ship sane shane watched washed [01:01.23]lass lash least leashed chin [01:09.09]

发表于:2018-12-03 / 阅读(129) / 评论(0) 分类 掌握英语发音

But the HEPA filter for Olivers Vibe got dirty very quickly. And, it was not cleanableit was simply replaceable. When it turned filthy brown, Oliver went back to Target to buy a new filter. Oddly, Target sold the F15 belt for the Vibe, but not the fi

发表于:2018-12-11 / 阅读(73) / 评论(0) 分类 365个英语简短小故事

What is this? I didn't order that. I'm terribly sorry. May I have your order again? I will get it right away. I've ordered savory pork and cole slaw. I'm sorry. I must've made a mistake. I'll bring them for you at once. Hey, what is this? Pardon me,

发表于:2018-12-25 / 阅读(17) / 评论(0) 分类 英语口语900句

From VOA Learning English, this is the Health Lifestyle report. In parts of India, it is not uncommon to see people wearing a mask over their nose and mouth. The capital, New Delhi, has some of the world's dirtiest air. The pollution was a call for a

发表于:2019-01-03 / 阅读(66) / 评论(0) 分类 2018年VOA慢速英语(一)月

By Tabinda Naeem Washington, D.C. 21 May 2007 Two years ago, the National Academy of Engineering established the Grainger Challenge Prize for Sustainability. This $1 million award was designed to challenge the world's scientists to develop a practica

发表于:2019-02-03 / 阅读(92) / 评论(0) 分类 2007年VOA标准英语(五月)

1. You don't have to see each other every day. 你们不必每天都见面。 If you can, then why not? But you don't have to nag each other about you or your partner coming over just because you haven't seen a glimpse of each other for the day (yet)

发表于:2019-02-06 / 阅读(54) / 评论(0) 分类 实用英语
学英语单词
amatoriousness
Annada
arts and crafts college
assets by descent
automatic skinner
be weak in
blizzarding
bonding speed
boxing out
cannage
coil grab
common adventure
contraversive
counterbraces
coyche
creditworthinesses
croton oil collodion
damp heat test steady state
dimensional consistency
drilling-in completion fluid
edge sense network
elastic-plastic matrix
element of halogen family
farm mortgage
farm tractor tyre
feline leukosis-sarcoma virus
field lacrosse
fixed wireless data
flatulent colic
flowering hazel
fluoroioctgenography
Frunzenskoye
fulger
full ordinary rate
gadsen
Gauteng
half penny
have no heart for sth
helical conveyer feeder
highrate aeration
Hippophae salicifolia
in mitigation
incident path
indicated reserve
information-theory
informational influence
inner edge of frames
Itami
Kushiro
lactim form
layer of sharp density gradient
little mother
load on startup
Markov chains
Men'shikova, Mys
microphone mixer
minor bed
mirin
Mozharov Maydan
negative photoresists
nitrafudam
Nizina River
nonphosphorus
nonremunerated
oligodendroctyes
Physics engine
polyallel mating
power responsivity
Pozezdrze
prajadhipok
prelight
primary cooling circuit
radial core duct
radio radiations
railroad rate schedule
Ramon Berenguer III
readjusting
recusant
reflex headache
reliabilists
rewaxing
Rlwy
siddon
sign picture
simple absence
slumberousness
solids-not-fat
special operations combat control team
speed-sensitive release
stand to sense
steam expansion ratio
stock capacity
stock recycle
stranguries
tax liens receivable
tax reference price
transport caterpillar tractor
twill-canvas
virtual consumption
water-carrying
weism
wheel screw