adj.有组织的；有安排的
The cluster sample method is most often used because, in the initial stages of emergencies, people are rarely living in a structured pattern. 分组抽样方法是最常用的，因为在紧急情况的初期，人们很少住在有组织的环境中。
v.重建；重造；改组
adj.无组织的；自由的
