Meaning of gǎi shàn:
gǎi shàn
改善
Verb
to make better; to improve; CL:個|个[ge4]
Tā zhèng zài nǔlì gǎishàn tā de yīngyǔ shuǐpíng.
他正在努力改善他的英语水平。
He is working hard to improve his English skills.
Zhè gè xīn zhèng cè zhǐ zài gǎi shàn rén men de shēng huó tiáo jiàn.
这个新政策旨在改善人们的生活条件。
This new policy aims to improve people's living conditions.