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| 61. | surface sluice gold dredge |
| 漂浮采金器 |
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| 62. | afloat stability |
| 漂浮稳性 |
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| 63. | river suspended drift |
| 河流漂浮物质 |
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| 64. | Floating on or supported by water; afloat. |
| 漂浮的由水浮起或支持的；漂浮的 |
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| 65. | marine neuston |
| 海洋漂浮生物 |
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| 66. | Lie Always Safely Afloat |
| 始终安全漂浮 |
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| 67. | buoyant smoke signal |
| 漂浮烟雾信号 |
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| 68. | A float, often having a bell or light, moored in water as a warning of danger or as a marker for a channel |
| 浮标常带有铃或灯的漂浮物，在水上漂浮用来作危险警告或航道指示 |
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| 69. | pleuston megaloplankton |
| 大型漂浮生物 |
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| 70. | The float system includes the float bowl and a float-and-needle valve. |
| 浮子系统包括：浮子室和一个浮子针阀。 |
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