nearadj.近的；近似的；亲近的；吝啬的adv.在附近；不久以后；几乎；[罕]吝啬地prep.附近；接近；临近；大约；(质量、大小等)相仿；濒临v.接近；靠近near level近水平

1. This model simulated biologic behavior rule, and could rest on the environment to adopt the defined region search or the wide area search to sweep rubbish.
   该模型模拟生物的行为规律，能够依据周围环境采取限定区域搜索或者广域搜索方式清扫垃圾。