[gēn běn]
（基本的； 主要的） root; radical; basic; fundamental; essential; cardinal; foundation; origin
fundamental interests
根本利益
basic reason; root cause
根本原因
bring about a fundamental turn for the better
实现根本好转
fundamental prerequisite
根本前提
cardinal principle
根本原则
make radical changes
作根本的改变
There is no conflict of fundamental interests among the third world countries.
第三世界国家之间没有根本的利害冲突。
（全然） utterly; completely; entirely; at all
He doesn't know French at all.
他根本不懂法文。
（彻底） radically; thoroughly
The problem has been completely solved.
问题已根本解决。