key exhaustion machine

例句：

1. 1. The key exhaustionmachine is designed to help us reduce ourcarbon footprint.
   关键耗尽机旨在帮助我们减少碳足迹。
2. 2. The key exhaustion machine has beenproven to be highly effective in reducing energyconsumption.
   关键耗尽机已被证明在降低能源消耗方面非常有效。
3. 3. The keyexhaustion machine is arevolutionary technology that could significantly improvethe efficiency of renewable energy sources.
   关键耗尽机是一种革命性的技术，可以显著提高可再生能源的效率。