| 61. | A hovercraft rides on a cushion of air . |
| 气垫船悬浮在气垫上行驶。
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| 62. | Air the clothes to get the damp out. |
| 晾晾衣服以驱潮气。
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| 63. | He answered with an air of detachment. |
| 他以超然的神态回答。
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| 64. | The balloon descended gradually as the air came out. |
| 气球空气外逸而缓缓下降。
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| 65. | A bullet describes a curved path in the air . |
| 子弹在空中作曲线运动。
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| 66. | The sea air has made a difference to her health. |
| 海上的空气改善了她的健康状况。
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| 67. | There was a distinct sense of embarrassment in the air . |
| 周围的气氛中有一种明显的侷促不安的感觉。
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| 68. | The diaphragm draws air into the lungs. |
| 横膈膜向下运动让空气进入肺部。
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| 69. | Open the window and let in some fresh air . |
| 打开窗户放进些新鲜空气。
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| 70. | The factories are responsible for fouling up the air for miles around. |
| 这些工厂造成了很大范围的空气污染。
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