v.缺乏,缺少( lack的过去式和过去分词 );
例句:
Her performance was technically brilliant but lacked feeling.
虽然她的表演技艺精湛但缺乏感情.
The young teacher lacked assurance in front of his class.
这位青年教师在学生面前缺少自信心.
Her voice lacked expression.
她的声音缺乏感情.