se·lec·tive/sə`lɛktɪv; sɪˈlektɪv/ adj 1 careful about what you choose to do, buy etc 挑拣的，讲究的: She's very selective about her clothes. 她穿衣服很讲究。 2 affecting or involving only a few specially chosen people or things 选择性的，有选择的: the selective breeding of animals 牲畜的选种培育