摘要
天然材料从环保角度来看是有优势的。因为，它们的来源是可持续的，并且为发展中国家的农村地区提供了收入，来源。汽车制造商们也正努力使人们相信他们正在使这个梦想成为现实。
Natural materials have benefited from the perception that they are environmentally friendly. They come from sustainable sources and provide rural communities in developing countries with a source of income. For carmakers looking to convince people that they are hippies at heart, they are a dream come true.
