Meaning of gēn:
根
root; basis; CL:條|条[tiao2]; radical (chemistry)
Zhè kē shù de gēn hěn shēn.
这棵树的根很深。
The roots of this tree are very deep.
Kēxué shì wǒ suǒyǒu gōngzuò de gēn.
科学是我所有工作的根。
Science is the basis of all my work.
Zhè kē shù de gēn fēicháng shēn.
这棵树的根非常深。
The roots of this tree are very deep.
Huàxué kè shàng, wǒmen xuéxíle zìyóujī hé zìyóu gēn de qūbié.
化学课上,我们学习了自由基和自由根的区别。
In chemistry class, we learned about the difference between free radicals and radicals.
classifier for long slender objects, e.g. cigarettes, guitar strings
Zhè shì yī zhī hěn hǎo de jítā gēn.
这是一支很好的吉他根。
This is a very good guitar string.