HSK 6
Wénwù shàng yǒuxiē quēsǔn shì lìshǐ liúxià de hénjì.
Some damage on cultural relics is a trace left by history.
HSK 7-9
Zhè gè língjiàn yǒu quēsǔn, bùnéng shǐyòng.
This part has a defect and cannot be used.
HSK 7-9
Xiāntiānxìng xīnzàng quēsǔn xūyào shǒushù zhìliáo.
Congenital heart defects require surgical treatment.