求翻译：　　中间的窗户比两侧的小窗再凸出10 厘米，铺上人造石台板就是一个小小的窗台，摆上新鲜的绿植, 洋溢朝气。是什么意思？

　　Than the small window and then extrude on both sides of the window in the middle of 10 cm, covered with artificial Shitai the sill plate is a small, offer up a fresh green plants, full of vitality.