[predic.]not available or in short supply 缺乏的,不足的 adequate resources and funds are both sadly lacking at present. 充足的资源和资金目前都十分缺乏。 ■(of a quality) missing or absent (性质)缺少的,没有的 there was something lacking in our marriage. 我们的婚姻中缺少点什么。 ■deficient or inadequate 不完善的,不充分的 the students are not lacking in intellectual ability. 学生们智力不是不完善。 workers were asked in what way they found their managers lacking. 工人们被问到管理人员哪些方面不适当。