根除

gēn chú lòu xí

根除陋习

eradicate bad habits

gēn chú zuì è

根除罪恶

root up evil

gēn chú shuǐ huàn

根除水患

eliminate the scourge of oods

gēn chú hài chóng

根除害虫

exterminate pests

gēn chú zá cǎo

根除杂草

eliminate weeds

gēn chú bì duān

根除弊端

eradicate malpractice

gēn chú huò hai

根除祸害

cut off the evil from all sources

gēn chú cuò wù

根除错误

root out errors

gēn chú jí bìng

根除疾病

a radical cure of a disease

wǒ men de mù biāo shì gēn chú nüè ji

我们的目标是根除疟疾。

Our goal was to eradicate malaria.