带通晶体滤波器

CET4语法（二）：need与have to 用法辨析

1) need表示需要，主要用于否定句和疑问句。用于疑问句，肯定回答用must，否定回答用needn't。have to表示他人或客观情况要求必须，也可以翻译为不得不，have to否定形式意思是不一定或没有必要

发表于:2018-12-01 / 阅读(99) / 评论(0)

新东方CET6阅读

掌握英语发音第一章第三节

[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(190) / 评论(0)

掌握英语发音

Prisma App Makes Art Out of Photos

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(109) / 评论(0)

2016年VOA慢速英语(七)月

新概念英语第二册Lesson 80 The Crystal Palace

Lesson 80 The Crystal Palace 水晶宫 First listen and then answer the question. 听录音，然后回答以下问题。 How many people visited the Great Exhibition of 1851? Perhaps the most extraor

发表于:2018-12-08 / 阅读(287) / 评论(0)

新概念英语第二册

365个英语简短小故事-335. The Vacuum Cleaner Filter(2)

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(117) / 评论(0)

365个英语简短小故事

Crystal Palace 水晶宫

The script of this programme 本节目台词 The Crystal Palace was a building made almost entirely of glass John: Hi there! Welcome to On The Town from a very interesting part of south London. I'm John, with me Oliver. We're at Crystal Palace. Oliver:

发表于:2018-12-19 / 阅读(142) / 评论(0)

都市掠影

Indian Scientists Invent Nose Filter to Protect Against Air Pollution

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(113) / 评论(0)

2018年VOA慢速英语(一)月

电信类英语词汇表大全-26

中文英文缩写搭接业务/代答业务/截接业务（PBX） pick-up service 达林顿放大器 Darlington amplifier 打包带 strap 大功率/高功率的 high power 大规模集成电路 Lar

发表于:2019-01-03 / 阅读(104) / 评论(0)

电信英语

情人节-情歌对唱：无奈的哀伤Timeless

情歌对唱：无奈的哀伤Timeless Artist: Justin Guarini Kelly Clarkson Song: Timeless Baby come close, let me tell you this In a whisper my heart says you know it too Maybe we both share a secret wish And you're feeling my love reaching out to

发表于:2019-01-03 / 阅读(112) / 评论(0)

情人节英文歌曲

Kelly Clarkson & Justin Guarini 对唱情歌:Timeless

Baby come close, let me tell you this 靠近我让我告诉你 In a whisper my heart says you know it too 我心中的低语你也知道 Maybe we both share a secret wish 也许这是我们共同的秘密 And you're feeling my love reaching out to y

发表于:2019-01-03 / 阅读(100) / 评论(0)

经典英语爱情歌曲

原版英语对话：A Stomachache(1)

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(85) / 评论(0)

英语情景对话-健康

闭着眼睛飘单词四级词汇25

[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(142) / 评论(0)

闭着眼睛飘单词四级词汇

2007年VOA标准英语-Water Filter Wins Developer Engineering Prize

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(158) / 评论(0)

2007年VOA标准英语（五月）

音乐咖啡厅:无奈的哀伤Timeless(情歌对唱)

两人同样出自第一届美国偶像，Kelly clarkson获得冠军，至今发行了三张专辑，如今已是美国乐坛的大红人；亚军Justin Guarini发行第一张专辑之后便鲜有耳闻。 Artist: Justin Guarini Kelly Clarkson Song: Timeless Baby come close, let me tell you this In a whispe

发表于:2019-02-04 / 阅读(153) / 评论(0)

音乐咖啡厅

The Snipe and the Clam

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(153) / 评论(0)

趣味英语

你们的恋爱关系健康吗？

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(134) / 评论(0)

实用英语

美国语文第一册第72期:乐队

Here comes the band! Shall we call mamma and Fanny to see it? 乐队要过来了。我们能叫妈妈和范妮去看吗？ Let us stand still, and hear the men play as they pass. 当他们经过时，让我们站着不动，听他们演奏。 I hope

发表于:2019-02-11 / 阅读(109) / 评论(0)

美国语文第一册

【英语趣味课堂】分手-The Break Up

Todd: Monica, you mentioned a farm home stay in New Zealand. Have you ever actually ever lived on a farm? Monica: I haven't lived on a farm as such, but I've visited family friends who have lived on farms. Todd: Did you like it? Monica: Yeah, I remem

发表于:2019-02-16 / 阅读(59) / 评论(0)

英语趣味课堂

环球英语 — 181：Crystal Meth: A Drug Problem

Voice 1 Hello. Im Ruby Jones. Voice 2 And Im Marina Santee. Welcome to Spotlight. This programme uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. A small candle burns. It re

发表于:2019-02-21 / 阅读(104) / 评论(0)

环球英语 Spotlight

Good-bye My Fancy

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(228) / 评论(0)

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学英语单词

amniotic invagination

barge unloading suction dredge