单词：livedo annularis
单词：livedo annularis 相关文章
Lesson 13 Work to Live or Live to Work? Text What Does Work Mean to People? A group of people from different walks of life are being interviewed about what role vork plays in their lives. Their attitu
高级口语教程
On December 25, 2000, many people across North America received a rare Christmas treat when the moon passed in front of the sun resulting in a partial solar eclipse. Solar eclipses occur when the moon passes between the Earth and the sun, and the moo
听英文对话做选择
Paul and Wendy are talking about the Amish. P: What do you plan to do in the summer, Wendy? W: To be frank, I haven't made any plans. What about you? P: I'm thinking of going to Indiana. W: What on ea
赖世雄中级美国英语
AS IT IS 2016-09-02 Ring of Fire Eclipse Passes Over Africa People in parts of Africa witnessed a ring of fire in the sky Thursday, created by the moon passing between the Earth and the sun. The solar event is called an annular eclipse. A total solar
2016年VOA慢速英语(九)月
An annular solar eclipse is seen formed over the sky of Burma's ancient historic city of Bagan, 15 Jan 2010 Holly Gilbert, an astrophysicist at NASA, explains the science behind the spectacle of the sun's disappearance. So during a total solar eclips
VOA标准英语2010年(七)月