| 专 |
zhuān gōng | to specialize in / to major in |
| 专 |
zhuān | for a particular person, occasion, purpose / focused on one thing / special / expert / particular (to sth) / concentrated / specialized |
| 专 |
zhuān | variant of 专 |
| 攻 |
gōng | to attack / to accuse / to study / (LGBT) top |