| 锁 |
suǒ guó | to close a country; to exclude foreign contact / closed country (Qing China, North Korea etc) |
| 锁 |
suǒ | to lock; to lock up / a lock (CL:把) |
| 锁 |
suǒ | old variant of 锁 |
| 国 |
Guó | surname Guo |
| 国 |
guó | country; nation; state / (bound form) national |