奥巴马受益于聚焦经济的竞选 (1)

科学60秒:真菌也成图特王陪葬品

The tomb of King Tutenkhamen—better known as King Tut—has raised many questions over the years. What killed the young king? And—what’s the ___1___ stuff on the walls? Since the tomb was op

我的情绪

My EmotionThe tides advance; the tides recede. Winter goes and summer comes. summer wanes and the cold increases. The sun rises; the sun sets. The moon is full; the moon is black. The birds arriv...

十月的日出

短文An October Sunrise I was up the next morning before the October sunrise, and away through the wild and the woodland. The rising of the sun was noble in the cold and warmth of it peeping do...

异形蚊子(1)

科学家正在进行异形蚊子在抵御疟疾病流行的研究The spread of malaria is like a two-way street. The disease is spread to humans through the bite of mosquitoes infected with malaria parasites, the mos...