放声系统;重放系统

托福听力短文 I-04-3

(woman) You may remember that a few weeks ago we discussed the question of what photography is. Is it art, or is it a method of reproducing images? Do photographs belong in museums or just in our homes? Today I want to talk about a person who tried

发表于:2018-12-05 / 阅读(185) / 评论(0)

托福听力短文

《英语流行话题阅读:语境识词3500》Unit 16 什么是癌症?

发表于:2018-12-30 / 阅读(175) / 评论(0)

英语语境识词

DEVELOPMENT REPORT - Dengue Fever

DEVELOPMENT REPORT – September 2, 2002: Dengue Fever By Jill Moss This is Bill White with the VOA Special English Development Report. The World Health Organization says dengue (DEN-gay) fever is inc

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农业与发展

SCIENCE REPORT - New Cold Drug

SCIENCE REPORT - January 2, 2002: New Cold Drug By Nancy Steinbach This is the VOA Special English Science Report. American researchers say they have developed the first drug that can effectively trea

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科技之光

VOA慢速英语2015 猫主题咖啡馆提供猫和咖啡

AS IT IS 2015-04-27 Cat Cafes Offer Cats and Coffee 猫主题咖啡馆提供猫和咖啡 Would you like a cat with that latte? Most people go to a caf to get their daily cup of coffee. At Cat Town Caf in Oakland, California, they can also observe and

发表于:2019-01-12 / 阅读(187) / 评论(0)

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46 企鹅的生存危机 DATE=7-13-01 TITLE=ENVIRONMENT REPORT - Penguins Dying BYLINE=Jerilyn Watson （Start at 59

发表于:2019-01-30 / 阅读(292) / 评论(0)

自然探索

【英语时差8,16】肉不宜二次冷冻

On the way home from the grocery, you get delayed so much that the frozen meat youve bought thaws out. The question is should you refreeze it?Weve been told by reliable authorities that its not good to refreeze uncooked meat. Why not? If freezing the

发表于:2019-03-06 / 阅读(230) / 评论(0)

英语时差8，16

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business record exception

Camellia buxifolia

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