1 involving a lot of work or care in a short period of time 密集的;深入细致的:
an intensive investigation/course深入细致的调查;速成课程
2 (used about methods of farming) aimed at producing as much food as possible from the land or money available (指耕作方法)集约的;精耕细作的:
intensive agriculture集约农业☞Compare extensive. 与extensive比较。 ➔intensivelyadv