improve on

US /ɪmˈpruːv ɑːn/
UK /ɪmˈpruːv ɑːn/
"improve on" picture
1.

meningkatkan, memperbaiki

to make something better than it was before

:
We need to improve on our customer service.
Kita perlu meningkatkan layanan pelanggan kita.
Can you improve on this design?
Bisakah Anda memperbaiki desain ini?