However, Jones and her colleagues also wanted to see how mixotrophs fared when living together with phototrophs, or light-dependent organisms.
琼斯和他的同事们还想研究混合营养体与光养生物或依赖阳光生长的生物共同生长时的表现。
"When you start moving towards an industrial revolution, it is economically efficient to have people living close together," says Macfarlane.
麦克法兰说:“当你开始迈向工业革命的时候,从经济学角度来说让人们住得很近是富有效率的。”
Over 40 percent of men and women aged 15-44 were married in 2002 when the interviews were conducted, compared with 9 percent who were living together.
在2002年访问开展期间,年龄在15岁到44岁的男性和女性中有超过40%的人已婚,9%的人处于同居状态。
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