“我们必须发掘和生产更清洁和可再生的能源，我们必须迅速行动”奥巴马说。
"We have to discover and produce cleaner, renewable sources of energy," Mr Obama said. "and we have to do it quickly."
今后，戈德萨克所收获的小麦将不再送往面包房，而是供应给附近一家工厂生产生物酒精精——这是英国加速引进清洁汽车燃料行动的一部分。
Instead of heading to the bakery, Goldsack's harvest will now go to a nearby plant for conversion into bioethanol—part of accelerating British efforts to introduce cleaner car fuel.
结论：说明IVC笼具可以生产清洁级小鼠及进行动物实验，本试验的成功对于推动基层科研动实验条件的提高具有现实的意义。
Microbilogial paramenters examined on the maintained mice meet the national related requirements. Conclusion:This work shows that IVC is a practical animal facility in China.
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