| 深入 | shēn rù | to penetrate deeply; thorough |
| 探索 | tàn suǒ | to explore; to probe |
| 代 | dài | to substitute; to act on behalf of others; to replace; generation; dynasty; age; period; (historical) era; (geological) eon |
| 充 | chōng | to fill; to satisfy; to fulfill; to act in place of; substitute; sufficient; full |
| 值 | zhí | value; (to be) worth; to happen to; to be on duty |
| 折扣 | zhé kòu | discount |