单词：convergent continued fraction
单词：convergent continued fraction 相关文章
Broadcast: Jan 21, 2003 U.S. researchers have discovered another breast cancer gene that may provide a new point of attack against the disease. The 1) molecule is common to many types of breast cancer
VOA2003（上）-科技先知
By Nancy Steinbach Broadcast: October 22, 2003 This is Phoebe Zimmermann with the VOA Special English Health Report. Researchers say a drug developed several years ago reduces the chance that older wo
VOA2003（下）-环境与健康
Chicken 鸡 The chicken is a domesticated fowl, which humans keep primarily as a source of food, consuming both their meat and eggs. Because of its relatively low cost, chicken is one of the most used meats in the world. Nearly all parts of the bird
英语口语
By Melinda Smith Washington 16 August 2007 In 2002, a national study of millions of American women showed that taking hormone replacement therapy during menopause increases the risk of breast cancer, blood clots and strokes. The news prompted many wo
2007年VOA标准英语（八月）
今天我们要讲几个包括bone这个词的习惯用语。Bone是骨头。我们要学的第一个习惯用语是: feel in your bones。Feel in your bones这个习惯用语用了有一百来年了。它的起源很有趣，曾经骨折或者有风湿
美国习惯用语
BEIJING, July 26 (Xinhuanet) -- The breast cancer is more deadly to black women than to whites, a new study found. This finding was published online Monday on the Journal of Clinical Oncology in the United States. The study was done by the City of Ho
英语新闻