一所

一所 is a measure word phrase used to count buildings or institutions, especially schools. It literally means 'one place,' and it is often used to refer to a school or educational institution in Chinese.

The character 一 (yī) means 'one,' and 所 (suǒ) is a measure word meaning 'place' or 'building.' Together, 一所 indicates a single unit of a building or structure, commonly used for schools, hospitals, or other institutional facilities.

In daily use, 一所 is often paired with nouns like 学校 (xuéxiào, school), 医院 (yīyuàn, hospital), or 公司 (gōngsī, company). It is an essential expression for describing the size or scale of institutions in Chinese.