bìyè diǎnlǐ nà tiān, suǒyǒu rén chuān shàng xuéshì fú zǒu le yī biàn wánzhěng de yíshì

毕业典礼那天，所有人穿上学士服走了一遍完整的仪式。

On graduation day, everyone put on their academic regalia and went through the full ceremony.