by Jason Marshall In the previous article we talked about using the number line to help you keep your signs straight when adding positive and negative integers. In this article were taking things one step furthernot just adding positive and negative

发表于:2019-01-02 / 阅读(91) / 评论(0) 分类 数学英语

Some Fatty Foods Trigger Natural High Ever wonder why foods that are bad for you - such as fat-laced potato chips and French fries - taste so good? It turns out they follow the same pleasure-inducing biochemical pathways through the body as marijuana

发表于:2019-01-13 / 阅读(48) / 评论(0) 分类 VOA标准英语2011年(七月)

Study: Popular Herbal Remedy Doesn't Ease Enlarged Prostate Scientists investigating a popular herbal treatment for enlarged prostate, saw palmetto, have concluded it is no more effective than a placebo. That conclusion comes from a study which inclu

发表于:2019-01-14 / 阅读(48) / 评论(0) 分类 VOA标准英语2011年(十月)

KIEV, Aug. 6 (Xinhua) -- The death toll in a chemical plant explosion in eastern Ukraine's Donetsk region has risen to 5 after two of the wounded succumbed to injuries, the Ukrainian State Service for Emergencies said on Tuesday. The blast occurred a

发表于:2019-02-06 / 阅读(63) / 评论(0) 分类 英语新闻

By Melinda Smith Washington 17 July 2007 Antibiotics are designed to fight a multitude of bacterial infections. But some infections -- such as those in the urinary tract -- have become resistant to many antibiotics. VOA's Melinda Smith reports on a r

发表于:2019-02-06 / 阅读(103) / 评论(0) 分类 2007年VOA标准英语(七月)

Lo, in the orient when the gracious light 瞧呀,瞧东方仁慈的朝阳抬起了 Lifts up his burning head, each under eye 火红的头颅,每一双尘世的眼晴 Doth homage to his new-appearing sight, 都向它初升的景象致敬, Servin

发表于:2019-02-16 / 阅读(106) / 评论(0) 分类 莎士比亚十四行诗全集