1 large in area or amount 广阔的；大量的；广泛的: The house has extensive grounds. 这座房子有宽敞的庭园。Most of the buildings suffered extensive damage. 大多数建筑物受到很大的破坏。

2 (used about methods of farming) producing a small amount of food from a large area of land with a small amount of money and effort （指耕作法）粗放经营的，大面积浅耕粗作的: extensive agriculture 粗放型农业 ☞Compare intensive. 与 intensive 比较。 ➔extensively adv