矩形波滤波器,方波滤波器

VOA慢速英语2009年-Agriculture Report - Circular Thinking

This is the VOA Special English Agriculture Report. A round barn in Illinois American farmers traditionally keep their animals and equipment in barns that are rectangular. But there are hundreds of barns in the Midwest and other parts of the country

发表于:2018-11-27 / 阅读(400) / 评论(0)

VOA慢速英语2009年（十二）月

移动英语－对话1级第 08 部分

Part 8. At lost and found office 在失物招领处 1. What does he look like? 他长什么样？ She has small eyes. 她眼睛很

发表于:2018-12-02 / 阅读(53) / 评论(0)

辛沛沛NO-BOOK 傻瓜机从零开始学英语

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慢速英语 2008 0108a

This is the VOA Special English Agriculture Report. A round barn in Illinois American farmers traditionally keep their animals and equipment in barns that are rectangular, longer than they are wide. But as many as one thousand barns in the Midwest a

发表于:2019-01-11 / 阅读(70) / 评论(0)

VOA慢速英语2008年（一）月

配眼镜相关的英语

发表于:2019-01-17 / 阅读(90) / 评论(0)

实用英语

托福口语高分模板

1. Places of Interest/Attractions= Description: If Id had a chance to visit a place Ive never been to, I would like to go to Imperial Palace, which is also called Forbidden City in Beijing, the capital of China. In the heart of Beijing, it is the lar

发表于:2019-02-26 / 阅读(64) / 评论(0)

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