没有您的建议和指导，我是不可能完成学业的。 I wouldn't have been abled to complete my studies without your advice and guidance。 哎呀，我们大一的时候看起来多天真呀！ Ah， how naive we were when we were freshmen！...
The southern U.S. border with Mexico is the focus of political debate over illegal immigration. But human dramas play out every day along the border. Our correspondent reports from near Nogales, Arizona where the conflict pits U.S. ranchers and resid...
Reducing saturated fat in diet alone isn't enough, study says Art Chimes | Washington, DC 25 March 2010 People who eat more polyunsaturated fats have been found to have a lower risk of heart disease. Related Links-PLoS Medicine article If you're taki...
