1. To treat(sewage) with aeration and bacteria to aid decomposition. 
   净化污水运用通风及细菌对（污水）进行处理以帮助物质分解
2. (of sewage) treated with aeration and bacteria to aid decomposition. 
   （指污水）做通风和细菌的处理以加速其分解。
3. artificial fumigation for plants 
   植物人工熏气
4. artificial improvement forsoil mass 
   人工土质改良
5. artificial propagation of fish 
   鱼类人工繁殖

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• 1. 人工曝气
  artificial accounting loss || 帐面亏损...artificial aeration || 人工曝气...artificial aerial || 仿真天线
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