适用: to be applicable...
宠: to love, to pamper, to spoil, to favor...
司长: bureau chief...
种种: all kinds of...
灭: to extinguish or put out, to go out (of a fire etc), to exterminate or wipe out, to drown...
前者: the former...
再也: (not) any more...
俗话: common saying, proverb...
口径: caliber, diameter of opening...
城乡: city and countryside...