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11. | amateur radio communication |
| 业余无线电通信 |
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12. | amateur arts school |
| 业余艺术学校 |
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13. | amateur performance troupe |
| 业余演出队 |
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14. | amateur dramatics |
| 业余演出活动 |
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15. | amateur education network |
| 业余教育网 |
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16. | amateur radio statio |
| 业余无线电台 |
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17. | amateur frequency band |
| 业余波段 |
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18. | amateur transmitter |
| 业余无线电发射机 |
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19. | an amateur writer |
| 业余作者 |
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20. | radio amateur |
| 业余无线电爱好者 |
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