回答如下：1. GK: goalkeeper (守门员)

2. CB: center back (中后卫)

3. RB: right back (右后卫)

4. LB: left back (左后卫)

5. CDM: center defensive midfielder (中后卫)

6. CM: center midfielder (中场)

7. CAM: center attacking midfielder (中前卫)

8. RW: right winger (右边锋)

9. LW: left winger (左边锋)

10. ST: striker (前锋)