翅上沟

Dental Health

07 牙病的预防与治疗 DATE=2-27-01 TITLE=SCIENCE IN THE NEWS #2113 - (1)Dental Health BYLINE=Nancy Steinbach VOICE ONE: This is Sarah Long. VOICE TWO: And this is Bob Doughty with Science in the

发表于:2018-12-07 / 阅读(57) / 评论(0)

科技之光

国家地理:Octopus Mating 章鱼交配

OK, we are back in the world of the Cyanea octopus. It's mating time. Here's your potential conquest. She doesn't know you're alive. She's too busy cleaning trash from her house. Now you are the perceptive type. You use your sensitive disks for any s

发表于:2018-12-30 / 阅读(41) / 评论(0)

国家地理2007年

SCIENCE REPORT - Oral Health Study

SCIENCE REPORT – February 13, 2002: Oral Health Study By George Grow This is the VOA Special English SCIENCE REPORT. A new report examines the problem of tooth and gum disease in the United States.

发表于:2019-01-02 / 阅读(100) / 评论(0)

科技之光

SCIENCE IN THE NEWS - Dental Health

SCIENCE IN THE NEWS - November 26, 2002: Dental Health By Nancy Steinbach VOICE ONE: This is Steve Ember. VOICE TWO: And this is Bob Doughty with Science in the News, a VOA Special English program abo

发表于:2019-01-30 / 阅读(67) / 评论(0)

科技之光

Lesson 27-2:Health2 健康2

Listen to the patients' questions to a doctor.Check the correct answers that the doctors may response. 1.What caused my stomachache? 2.Do I need to take medicine? 3.What is this d rill for? 4.Is the cavity serious? 5.Can you do something about the ca

发表于:2019-02-17 / 阅读(52) / 评论(0)

英语听力练习题

音乐咖啡厅:Groove Coverage - Only love

音乐咖啡厅:Groove Coverage - Only love 相关介绍：Groove Coverage舞动精灵，是德国新晋乐队，以其混合多种元素的舞曲风格迅速走红，驰名全欧。它的成员有两名：主唱（女）VERENA，1984年5月14日出生

发表于:2019-02-18 / 阅读(105) / 评论(0)

音乐咖啡厅

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学英语单词

accounts receivable insurance

acid-water pollution

Acroglochin persicarioides

Acrostichum aureum

Ademuz

admissible transformation