© Copyright 2Stray birds of summer come to my window to sing and fly away。And yellow leaves of autumn，which have no songs，flutter and fall there with a sign。夏天的飞鸟，飞到我的窗前唱歌，又飞去了。秋天的黄叶，它们没有什么可唱，只叹息一声，飞落在那里。 2020. All rights Reserved