英文含义
TGAU的全称：Tystysgrif Gyffredinol Addysg Uwchradd (Welsh: General Certificate of Secondary Education; UK) | 中文意思：───Tystysgrif Gyffredinol Addysg Uwchradd(威尔士：普通中等教育证书；英国)
TGAU的全称：Tystysgrif Gyffredinol Addysg Uwchradd (Welsh: General Certificate of Secondary Education; UK) | 中文意思：───Tystysgrif Gyffredinol Addysg Uwchradd(威尔士：普通中等教育证书；英国)