lacking
/ˈlækɪŋ/adjective
predic.
1- not available or in short supply无法获得的, 供应不足的：
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。
1.1
- (of a quality) missing or absent（某种特质）缺失的; 不存在的：
there was something lacking in our marriage.
我们的婚姻中缺少了点什么。
1.2
- deficient or inadequate有缺陷的, 不充分的：
the students are not lacking in intellectual ability
学生们并不缺少智力
workers were asked in what way they found their managers lacking.
工人们被问到他们认为管理人员有哪些不足之处。