remedial

US /rɪˈmiː.di.əl/
UK /rɪˈmiː.di.əl/
"remedial" picture
1.

補習的, 糾正的, 治療的

providing a remedy, especially for a deficiency or disability

:
She takes remedial classes to improve her math skills.
她上補習班以提高數學技能。
The school offers remedial reading programs for struggling students.
學校為學習困難的學生提供補習閱讀課程。