填空

On the HSK 4 vocabulary list, at CEFR level B2.

tiánkòng ㄊㄧㄢˊ ㄎㄨㄥˋ

- to fill a job vacancy
- to fill in a blank (e.g. on a form, questionnaire or exam paper)

Character by character

Other words read tiánkòng

tiankong with other tones

天空

Sources