lǎo shī / tí xǐng / dà jiā / luǒ kǎo / ǒu ěr / kě néng / pèng qiǎo / tōng guò / dàn / hěn nán / zhēn zhèng / zhǎng wò / kǎo shì / shè jí / de / zhī shí

老师提醒大家，裸考偶尔可能碰巧通过，但很难真正掌握考试涉及的知识。

The teacher reminded everyone that although one might occasionally pass an exam without preparing, it is difficult to truly master the knowledge covered on it.