Correct

治本

/ zhìběn /
Strokes

Definition

to take radical measures/to get to the root (of a problem etc)

Example

As a Verb

effect a complete/permanent cure

1
Zhìbìng
治病
yào
zhìběn
治本

A perfect cure is a complete cure.

As a Verb

get at the root/core (of a problem, etc); tackle a problem at its source; take radical measures

2
liú
河流
de
zhìběn
治本
gōngchéng
工程

project for the permanent control of a river