There is a big lawn behind the ancestral room. It's a paradise for somersaulting, throwing flyingdisk, and playing various outdoor games.
祖堂后面有个大草皮，是我们翻筋斗、丢飞盘以及玩各种户外游戏的天堂。
2
The position of the maximum pressure changes uniformly with the increase of the disk velocity or the minimum flying height under different conditions of ACs.