大卫回答说：“噢，我之前在世界地图的背面画了张大大的自画像，我只不过把我自己的画像拼了起来，世界地图也一起拼好了。”
David replied , " Oh , on the back of the picture of the world I had already drawn a big picture of myself , and when I put myself together the world came together also . "
张大大