主轴第三速齿轮轴承滚针

SCIENCE IN THE NEWS - Reforms at NIH / Tobacco Smoke a Dange

SCIENCE IN THE NEWS - Reforms at NIH / Tobacco Smoke a Danger to Children / A New Way to Add Iron to the Diet By Cynthia Kirk and Jill Moss Broadcast: Tuesday, February 15, 2005 VOICE ONE: This is SCI

发表于:2018-12-07 / 阅读(56) / 评论(0)

科技之光

VOA慢速英语2010年-Development Report - On World No Tobac

This is the VOA Special English Development Report. World No Tobacco Day is celebrated each thirty-first of May. The observance is meant to bring attention to the growing use of tobacco and its deadly effects. The World Health Assembly established th

发表于:2018-12-07 / 阅读(37) / 评论(0)

2010年VOA慢速英语(五)月

新目标初中英语七年级下--unit 5 How was your weeken

unit 5 How was your weekend? SECTION A [00:07.52]Activity 1b.Listen and write the day andmorning. [00:15.10]afternoonornight below each picture. [00:55.59]Activity 2a.Listen and underline the words you hear. [01:36.99]Activity 2b.Listen again and wri

发表于:2018-12-13 / 阅读(151) / 评论(0)

新目标初中英语七年级

SCIENCE IN THE NEWS - International Treaty on Tobacco Contro

SCIENCE IN THE NEWS - International Treaty on Tobacco Control / Research Projects on Glaucoma By Broadcast: Tuesday, March 08, 2005 (MUSIC) VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special Englis

发表于:2019-01-02 / 阅读(65) / 评论(0)

科技之光

VOA慢速英语2010年-THIS IS AMERICA - The Vampires Are Bac

Welcome to THIS IS AMERICA in VOA Special English. Im Doug Johnson. VOICE TWO: And Im Barbara Klein. This week on our program, we take you to the summer movies. This year's crop includes vampires, talking toys, an Iron Man and, of course, love. (MUSI

发表于:2019-01-11 / 阅读(56) / 评论(0)

2010年VOA慢速英语(六)月

老友记第五季 08 The One with the Thanksgiving Flashbac

The One With All The Thanksgivings 本集简介： After Thanksgiving dinner at Monica's, the gang tells stories about their worst Thanksgivings ever. In a series of flashbacks, we see Chandler learning of his parent's divorce (1978); Phoebe losing an

发表于:2019-02-04 / 阅读(44) / 评论(0)

老友记(六人行)

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