解释迟到的原因explain: vt. 1.说明,阐明;解释。 2.说明…的理由,替…辩 ...reason: n. 1.理由,原因,缘故,动机。 2.理性,理智;智慧 ...being: for the time being 暂时; ...late: adj. (later, latter; latest, ...the reason for being late: 迟到的原因下载手机词典可随时随地查词查翻译