一切經音義 34.503

34.503

苑囿（于救反三蒼養牛馬林木曰苑字林有垣曰苑無垣曰囿所以養禽獸者也囿亦禁苑也）。

Yuanyou [parks and enclosures] (yu plus jiu in fanqie; the Sancang states: "Where cattle, horses, and trees are raised is called yuan"; the Zilin states: "Enclosed with a wall is called yuan; without a wall is called you; they are used to raise birds and beasts; you also means forbidden park").