GCSE
noun [ C or U ] UK uk/ˌdʒiː.siː.esˈiː/ us/ˌdʒiː.siː.esˈiː/
（英国学生从16岁左右开始参加的）普通中等教育证书考试;普通中等教育证书（General Certificate of Secondary Education的缩写）
General Certificate of Secondary Education: a system of public exams taken in various subjects from the age of about 16, or one of these exams, or a qualification from this system
I'm taking six subjects for GCSE. 要参加6门普通中等教育证书考试。
Owen is retaking two of his GCSEs. 欧文要重考两门普通中等教育证书考试。
She's got nine GCSEs, all at grade A. 她已获得9个学科的普通中等教育证书，成绩都是优。