| 兑换 | duì huàn | to convert; to exchange |
| 唯一 | wéi yī | only; sole |
| 联系 | lián xì | connection; contact; relation; to get in touch with; to integrate; to link; to touch |
| lián xì | variant of 聯繫|联系[lian2 xi4] | |
| 电报 | diàn bào | telegram; cable; telegraph; CL:封[feng1],份[fen4] |
| 找 | zhǎo | to try to find; to look for; to call on sb; to find; to seek; to return; to give change |