多节滤波器;链形滤波器

[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(325) / 评论(0) 分类 掌握英语发音

不知道大家听说过电鱼没有...它们往往生活在浑浊的水域当中,依靠发射电流探测出障碍物以及猎物的位置...原理和蝙蝠发出的超声波差不多...在今天的大千世界中,我们就来关注下这类不同

发表于:2018-12-07 / 阅读(308) / 评论(0) 分类 大千世界

听广告学英语:Welcome Electrical Machines惠康电器 原文:Welcome presents you a state-of-the-art offer with a Tamashi home entertainment range. Designed in Europe with advanced Japanese technology, Tamashi combines good-look with technical know how. C

发表于:2018-12-07 / 阅读(340) / 评论(0) 分类 听广告学英语

Prisma App Makes Art Out of Photos Pokmon GO is the most popular app in the world right now. But another new app is also getting a lot of attention. And its free. Prisma lets users add filters to photos to interesting, beautiful and strange effect. T

发表于:2018-12-08 / 阅读(238) / 评论(0) 分类 2016年VOA慢速英语(七)月

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(233) / 评论(0) 分类 365个英语简短小故事

[00:05.20]Lesson 41 1 Dialogue [00:11.44]Jackie and Yang Pei are both students in Australia. [00:16.90]They talking about the coming weekend. [00:21.26]What are you doing on Saturday evening? [00:25.21]I'm going to hear John Denver. [00:29.05]Who's h

发表于:2018-12-13 / 阅读(261) / 评论(0) 分类 高中英语人教版高一

凝聚摇滚真情与独到观点的先锋劲旅U2 称霸欧洲15国冠军精选大碟中直击英国金榜TOP 5 意境凄美耐人寻味的摇滚精品 歌手:U2 U2 - Electrical Storm The sea is swells like a sore head and the night it is aching Two lovers lie with no sheets on their bed and the

发表于:2018-12-14 / 阅读(271) / 评论(0) 分类 史上最强的十七首英文冠军单曲

As a parent(1), I think a lot about my children's education(2). Is it good or bad? Is it varied, hands-on(3), relevant? The only way to really(4) find out, is to look at their text books, go to their schools, and talk to their teachers. And then, we

发表于:2019-01-01 / 阅读(199) / 评论(0) 分类 英语博客 A cup of English

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(225) / 评论(0) 分类 2018年VOA慢速英语(一)月

[00:03.08]Unit 21 Human Biology Lesson 2 Brain Power [00:09.67]Exercise 2 Listen to a science lesson. [00:13.42]Use the strategies to complete the gaps [00:15.74]in this summary. [00:22.96]Right, the topic of today's lesson [00:25.59]is the brain. [0

发表于:2019-01-10 / 阅读(398) / 评论(0) 分类 北师大版高中英语模块7(选修)

A: You dont look so good. B: I have a major stomachache A: Did you eat something strange? B: I had spaghetti with clam sauce for lunch. A: Maybe you have food poisoning. B: Yes, that could have been it, but I havent been feeling that great for the pa

发表于:2019-01-15 / 阅读(221) / 评论(0) 分类 英语情景对话-健康

[0:0]feedback female fertile fertilizer反馈,反馈信息 雌的,女性的 肥沃的,富饶的 肥料 [1:25.7254]festival fiber fiction fierce节日,喜庆日 纤维 小说 凶猛的,残酷的 [2:12.0330]file filter finally finance档案,文件 过滤器,过滤咀 最后,终于 财政,金融 [3:1.05

发表于:2019-01-16 / 阅读(249) / 评论(0) 分类 闭着眼睛飘单词 四级词汇

在一次电击事故中失去四肢的法国42岁男子菲利普?克鲁瓦松日前成功横渡英吉利海峡,用时仅13.5小时,比之前预想的24小时快了很多。克鲁瓦松于当地时间周六早晨8点之前在英国南部的福克斯

发表于:2019-01-30 / 阅读(223) / 评论(0) 分类 阅读空间

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(279) / 评论(0) 分类 2007年VOA标准英语(五月)

Doctors at a hospital in the eastern city of Boston have performed the first full-face transplant(移植) in the United States on a man who lost most of his face in a crippling electrical accident. In a 15-hour surgery performed last week, patient Da

发表于:2019-02-04 / 阅读(277) / 评论(0) 分类 英语新闻

Just as a clam came out to bask in the sun a snipe pecked at its flesh.The clam closed its shell and squeezed the snipe's beak.If it does not rain today and it does not rain tomorrow,you will be a dead clam,said the snipe.If you cannot free

发表于:2019-02-05 / 阅读(263) / 评论(0) 分类 趣味英语

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(243) / 评论(0) 分类 实用英语

现在的女孩子喜欢什么样的礼物?

发表于:2019-02-15 / 阅读(201) / 评论(0) 分类 阅读空间

Good-bye my Fancy! Farewell dear mate,dear love! I'm going away,I know not where, Or to what fortune, or whether I may ever see you again, So Good-bye my Fancy. Now for my last-let me look back a moment; The slower fainter ticking of the clock is in

发表于:2019-02-26 / 阅读(395) / 评论(0) 分类 阅读空间

17 What did people once think about lightning? [A] It was a natural phenomenon [B] It was a weapon [C] It came from the God 18What did Benjamin Franklin invent in 1752? [A] The first fishing rod [B] The first lightning rod [C] Lightning 19Which of th

发表于:2019-02-27 / 阅读(286) / 评论(0) 分类 听听测测
学英语单词
-friendly
age at death
agpaites
Ain, 'Ain, 'Ain
anarchistically
append macro
arbitrary origin
autochthonus burial
bar chocolate
bird's - foot
boiler works
Borgefjell
Bougara
Brassey Ra.
Carex rhynchophysa
cash reserve equation
cbam
charging impulse
chival
clusia roseas
composite chrominance pulse
Cyrtodactylus
cysticorrhaphy
cystogastrostomy of pancreas
Doneraile
economic benefits of slowing population growth
Eidsborg
electric submersible pump performance curve
essential singularity
euaugaptilus mixtus
expenses ceiling
exposure labeling
femi decay
fighting fear
foodophile
for cash down
get someone upon his legs
getmodename
hearth stone
hocour
housing office
Hypophthalminae
impurity diffusion
in glory
indicatrix of monoaxial crystal
installation for main engine
iron-sulfur protein
Jurislav
kaempferia rotunda l.
karrimor
laoshan
loomband
make a fine figure
maurice wilkinss
medium-power
Miconidin
Mlicrococcus acidi lactis
mobilgrease
modified starch
nanoengineer
narody
Nganjo
nightshade
operating flux
organoarsenium compound
outbound traffic
overdiversifying
paper stock
parahermanites haishanna
partaken
Patuca, Pta.
pee pot
pennyroyals
periureteral
Phyllostachys bambusoides
poudrage
Processus zygonaticls
pulverize
quebrado
Request denied
reverse lever latch spring stem
Rhynchospora malasica
robocasting
Rosenwald
rowlocks
securities operation
segmental valve
set cock on hoop
soot black
spherulitic matrix
spongecake
step type counter
stress-compensation factor
super-achiever
teahouses
thds
thyrsus
unadult
undetected rate
untempred
variation order
writhingly