| 根 |
gēn jiū | to investigate (sth) thoroughly / to get to the bottom of |
| 根 |
gēn | root / basis / classifier for long slender objects, e.g. cigarettes, guitar strings / CL:条 / radical (chemistry) |
| 究 |
jiū | after all / to investigate / to study carefully / Taiwan pr. [jiu4] |