| 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 |
| 代 | dài | to substitute; to act on behalf of others; to replace; generation; dynasty; age; period; (historical) era; (geological) eon |
| 付 | fù | to pay; to hand over to; classifier for pairs or sets of things |
| Fù | surname Fu | |
| 信 | xìn | letter; mail; CL:封[feng1]; to trust; to believe; to profess faith in; truthful; confidence; trust; at will; at random |
| 合作 | hé zuò | to cooperate; to collaborate; to work together; cooperation; CL:個|个[ge4] |