1. There are numberless hunter-gatherers in Amazonia, living along branches of the world's largest river tree. 在亚马逊流域，有无数的狩猎采集者，他们生活在世界上最大的沿河生长的树木的枝干上。
2. Attempts to identify New Guinean's hunter-gatherers face the well-known difficulty of defining what constitutes a hunter-gather group. 试图确定新几内亚的狩猎者和采集者面临着一个众所周知的难题：界定什么是狩猎者-采集者群体。
3. While hunter-gatherers always had the option of moving elsewhere when the resources were exhausted, this became more difficult with farming. 当资源枯竭时，狩猎采集者总是可以选择迁移到其他地方，但这对于农业来说则更加困难。
4. Furthermore, as the archaeological record shows, the state of health of agriculturalists was worse than that of their contemporary hunter-gatherers. 此外，正如考古记录所显示的那样，农学家的健康状况比他们同时代的采猎者还要差。
5. Many crops were developed during the agricultural revolution when human societies made the transition from nomadic hunter-gatherers to horticulture and agriculture. 许多农作物的种植都是在农业革命期间发展起来的，当时人类社会正从游牧生活的狩猎和采集活动向园艺和农业过渡。
