[Docs] Translate dataset tutorial (#727)

* translate dataset tutorial

* Apply suggestions from code review

Co-authored-by: Mashiro <57566630+HAOCHENYE@users.noreply.github.com>

* fix as comments

* minor refine

* Apply suggestions from code review

Co-authored-by: Mashiro <57566630+HAOCHENYE@users.noreply.github.com>
Co-authored-by: Zaida Zhou <58739961+zhouzaida@users.noreply.github.com>