lack v.缺乏n.[u]缺乏;短缺
lack (vt.)the necessary information缺乏必要的信息
lack vt. = be lacking in = be short of缺乏:不足
because of a lack of sth. = for lack of sth.因为;缺少
lack v.缺乏n.[u]缺乏;短缺
lack (vt.)the necessary information缺乏必要的信息
lack vt. = be lacking in = be short of缺乏:不足
because of a lack of sth. = for lack of sth.因为;缺少