n. 缺席, 缺乏, 没有
The classes he had planned teaching computer skills to aspiring young professionals were canceled, due to an unreliable diesel generator and the absence of a municipal power grid in his area.
六级 · CET-6 2026年6月 第3套
As social scientists we investigated how excused and unexcused absences relate to children's academic achievement.
六级 · CET-6 2025年6月 第1套
We find that absences excused by a parent do little to harm children's learning.
六级 · CET-6 2025年6月 第1套
In fact, children with no unexcused absences—but 15 to 18 excused absences—have test scores equal to their peers who have no 37.
六级 · CET-6 2025年6月 第1套
Meanwhile, the average child with even just one unexcused absence does much worse academically than peers with none.
六级 · CET-6 2025年6月 第1套