shine阳光,river河流,tree树木,flower花儿,grass小草,sun太阳 The Great Wall The Great Wall was first built in ancient China. It is not only a wall, but it is also a tourist resort. The greatest part o
临床医学类期刊 (1)Nature Clinical Practice Cardiovascular Medicine (2)Nature Clinical Practice Endocrinology & Metabolism (3)Nature Clinical Practice Gastroenterology & Hepatology (4)Nature Clinical Practice