N-VAR （英国中学生17或18岁时参加的）高级程度考试；高级程度考试证书 A levels are British educational qualifications which schoolchildren take when they are seventeen or eighteen years old. People usually need A levels if they want to go to university in Britain. （英国中学生17或18岁时参加的）高级程度考试；高级程度考试证书
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He left school with four A levels.
他中学毕业时通过了4门高级程度考试。
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Laura is taking A levels next summer in theatre and religious studies.
明年暑假劳拉将参加戏剧和宗教研究两门课的高级程度考试。