Simonelack用法
的有关信息介绍如下：
Lack缺乏，没有 Lack+of＋名词： The plants died for lack of water. Lack+名词： We lack the strength to walk any further. 短语： be lacking:欠缺、缺： Money was lacking to complete the building. Be lacking in缺乏（某种品质、特点等）,不够： He is not lacking in intelligence. Lack for 缺（多用于否定句） She does not lack for friends.
