그들이 이 나라의 여러 곳을 여행하도록 허락되었고 온갖 계층의 사람들과 대화할 수 있었다.
One of the conclusions of the thematic strategy is that further reductions in emissions from the transport sector (air, maritime and land transport), from households and from the energy, agricultural and industrial sectors are needed to achieve EU air quality objectivesjw2019 jw2019