电键击声消除器

开心学英语第四册下UNIT2

[00:00.00]unit 2 Are you dancing? [00:12.67]Conversation [00:15.70]Listen and look. [00:19.15]Thump!Thump! Thump! Tony!Jenny!What are you doing? [00:26.80]We're playing.What's Dad doing? [00:31.84]Ssh!He's working. [00:35.81]Thump!Thump!Thump! Is it

发表于:2018-12-04 / 阅读(112) / 评论(0)

开心学英语第四册

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(70) / 评论(0)

365个英语简短小故事

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(65) / 评论(0)

2018年VOA慢速英语(一)月

VOA标准英语2014--Ancient Papyrus Reed Could Hold Key to Water Conservation

Ancient Papyrus Reed Could Hold Key to Water Conservation Ancient Egyptians turned papyrus into paper and provided the world with it for thousands of years. Hundreds of thousands of books in the Royal Library in Alexandria and Rome's 58 public librar

发表于:2019-01-14 / 阅读(55) / 评论(0)

VOA标准英语2014年(七月)

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(92) / 评论(0)

2007年VOA标准英语（五月）

英语美文：狼的传说

A Wolf's Tale With all her big brothers and sisters off to school, our ranch became a lonely place for our three-year-old daughter, Becky. She longed for playmates. Cattle and horses were too big to cuddle and farm machinery dangerous for a child so

发表于:2019-02-26 / 阅读(60) / 评论(0)

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学英语单词

Aavasaksa

Abdul-Medjid, Abdul-Mejid,Abdulmecid

acute monocytic leukemia

adapting piece

alarm processing system

albumate

alternative current mechanism