1) lack 用作名词：(for) lack of (因)缺乏
九月的风>早期怀孕He showed a complete lack of confidence. 他显得毫无信心。
与子成悦The ca was dismisd for lack of evidence. 因缺乏证据，那个案子被驳回了。微信怎么拉黑别人
电影票优惠券2) lack 用作及物动词：lack sth革命民主主义
儿童画房子Your article lacks concert example. 你的文章缺少具体的例子。
She lacks patience in dealing with children. 与孩子打交道她缺少耐心。
3) lacking 用作形容词：be lacking in sth.
衣服起静电
Philip was not lacking in ability. 菲力普并不缺少能力。
His reception of us was lacking in warmth. 他对我们的接待缺少热情。
