Meaning of guī dìng:
guī dìng
规定
Verb
to stipulate; to specify; to prescribe; to fix (a price); to set (a quota)
Xuéxiào guīdìng měi ge xuéshēng dōu bìxū chuān xiàofú.
学校规定每个学生都必须穿校服。
The school stipulates that every student must wear a uniform.
Noun
regulations; rules; provisions; stipulations
Xuéxiào de guīdìng yāoqiú xuéshēng zài túshūguǎn bǎochí ānjìng.
学校的规定要求学生在图书馆保持安静。
The school's regulations require students to keep quiet in the library.