篇: chapter, article...
电力: electrical power, electricity...
交替: to replace, alternately, in turn...
上台: to rise to power (in politics), to go on stage (in the theater)...
居民: resident, inhabitant...
操劳: to work hard, to look after...
持之以恒: to pursue unremittingly (idiom); to persevere...
槐树: locust tree (Sophora japonica)...
装置: to install, installation, equipment, system, unit, device...
复兴: to revive, to rejuvenate...
