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| 51. | air-filled nucleus |
| 充气核 |
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| 52. | air ventilating propeller |
| 充气螺旋桨 |
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| 53. | carbonated juice |
| 充气汁 |
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| 54. | pneumatic track |
| 充气履带 |
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| 55. | manual inflation |
| 人工充气 |
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| 56. | restricted charging |
| 限制充气 |
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| | |
| 57. | tire inflation |
| 轮胎充气 |
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| | |
| 58. | air inflation indicator |
| 充气表 |
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| | |
| 59. | a gas-filled lamp bulb |
| 充气灯泡 |
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| 60. | inflatable antenna |
| 充气天线 |
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| | |