He tries to be creative within the limits of conventional journalism.他努力在传统新闻的限度内进行创新。She has to work within the limits of a fairly tight budget.她不得不在相当紧张的预算范围内精打细算。They did well within the limits of their knowledge.鉴于知识所限,他们已经做得很好了。Private security firms must still operate within the limits of the law.私人保安公司仍必须在法律规定的范围内经营。