He could not account for his absence from school.

他无法说清楚旷课的原因。

youdao

I think he really just needed a leave of absence from us.

我觉得他确实需要请假离开我们一段时间。

youdao

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。

youdao

But the process has been stalled by Mr.Yar'Adua's absence from Nigeria in the past few weeks.

VOA: standard.2009.12.21

The absence of this smaller region tells you that this sample came from a sickle patient.

小片段的缺失就能告诉你,该样本是取自病人的

耶鲁公开课 - 生物医学工程探索课程节选

But there is an absence of what Kaufman would call this meta-divine realm, this primordial realm from which the gods emerge.

这里也没有Kaufman所说的,无量的国度，这是众神诞生的国度。

耶鲁公开课 - 旧约导论课程节选

Even without the absence from the market of Libyan petroleum, the situation seems dire.

FORBES: Growing World Automobile Population Threatens Petroleum Balance

Chavez's lengthy absence from Venezuela hasn't stopped his government from making some significant changes.

CNN: STORY HIGHLIGHTS

The program is very strict: More than one unexcused absence from work is enough to be dismissed.

CNN: Troubled youth kicking it 'old skool' at San Fran bistro