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来源:雅诚德英语网
However, for the problem of environment pollution and energy shortage, there are still existing some problems to be solved.
但在诸多方面仍存在着很多难题亟待解决,以更有效地缓解当今环境污染和资源匮乏问题。
However, for the problem of environment pollution and energy shortage, there are still existing some problems to be solved.
但在诸多方面仍存在着很多难题亟待解决,以更有效地缓解当今环境污染和资源匮乏问题。