短語詞組短語By Lack Of Understanding 這因爲(wèi)缺乏解Marked by lack of affectation 自然的不矯揉造作的by lack offor lack of 因爲(wèi)缺乏;因爲(wèi)缺少embarrassed by lack of money 因缺錢而苦惱 返回 by lack of