to learn a lesson	吸取教训
vulnerable area	容易遭受地震灾害的地区
rural	偏僻piānpì
earthquake active region	地震活跃地带
disaster	灾害
prevention effort	预防工作
石头结构	masonry structure
砖结构	brick structure
土坯pī结构	adobe structure
混凝níng土	concrete
加固过的	reinforced
结实	strong
抗震	to resist the catastrophe
耗资	the cost
搬倒重建	to pull down the old buildings and build the new
在现有的条件下	under the current situation
尽力	to do as much as one can do
不敢肯定	not sure
修缮shàn	to repair; to renovate