setupn.装备;安装;计划
settlementn.解决;结算;协议;安置;殖民;定居
settlers移民
Settler Top沉淀池顶
settler regime移民政权
settler thickener分离沉降槽
settlers from other places外来户
Settlers soon spread inland.移居到发展中地区的人不久就迁徙到内地了。