Not only did he found the Ok Kuo Night School, he also served as its principal for over ten years.

他不仅建了OkKuo夜校，还担任这所学校的校长达十多年。

youdao

Not only did he found the Ok Kuo Night School, he also served as its principal for over ten years.

他不仅建了OkKuo夜校，还担任这所学校的校长达十多年。

youdao