中国正在努力改善垃圾分类。

China is making an effort to improve waste sorting.

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为了改善现状，中国国务院已经采取措施，在各大媒体上明确政府各部门在食品安全方面的职责。

To improve the current situation, the Chinese State Council has adopted measures to clarify responsibilities for food safety across government departments on various media.

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是否有许多国家计划在中国的帮助下改善铁路？

Are many countries planning to improve their railways with the help of China?

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