靶子: target...
留下: to leave behind, to stay behind, to remain, to keep, not to let (sb) go...
广大: (of an area) vast or extensive, large-scale, widespread, (of people) numerous...
天经地义: heaven's law and earth's principle (idiom); right and proper, right and unalterable, a matter of course...
计较: to bother about, to haggle, to bicker, to argue, plan, stratagem...