Medlu is a famous Italian painter in the mid-17th century. He spent a long time in his youth, only in a gallery in Venice who…

　　A gunshot rang, and the campus of Hopkins University, which had just finished class, suddenly fell into a panic. Professor James Franck was shocked and…

　　I came to the grassland in September. It should be the verdant grassland of brown and yellow, which is the true color of the earth.…