| 必 |
bì xiū | (of an academic course) required / compulsory |
| 必 |
bì | must; necessarily; certainly / (literary) if |
| 修 |
Xiū | surname Xiu |
| 修 |
xiū | to decorate / to embellish / to repair / to build / to write / to cultivate / to study / to take (a class) |
| 修 |
xiū | variant of 修 |