His frequent absence from class must be dealt with immediately.
他经常缺课的情况必须立即予以处理。
The teacher called Tom to account for his repeated absence from class.
老师要求汤姆说明他一再缺课的理由。
An unexcused absence, as from school or a class.
旷课，逃避未经允许的缺席，如。
An unexcused absence, as from school or a class.
旷课，逃避：未经允许的缺席，如逃学或旷课。
An unexcused absence, as from school or a class.
旷课，逃避：未经允许的缺席，如逃学或旷课。
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