legitimate interest

基本解释

Society has a legitimate interest in fat, because fat and thin people both pay for it.
社会关注肥胖是合情合理的，因为胖人和瘦人都在为社会支出。
“China has a legitimate interest in building up its military capabilities,” Mr Fox said.
“中国扩充军力是合法的要求，”福克斯表示。
englishcrazy.com
We respect the legitimate interest and presence of the US in the Asia-Pacific, and welcome a positive and constructive role by the US in this region.
中国愿尊重美国在亚太的合理存在和利益，欢迎美国为促进地区和平、稳定与繁荣发挥积极建设性作用。

To be sure, efforts at influencing U.S. decision-making are common among a host of legitimate interest roups, including many foreign countries.
CENTERFORSECURITYPOLICY: Center For Security Policy
Government has a legitimate interest and obligation to protect our tax dollars.
FORBES: Tea Party Boils Over Proposed NYC Ban On Sugar Drinks
Individuals such as Jeff Sessions have no place in public office because they have no legitimate interest in solving problems—they only seek to create them.
FORBES: GOP Senator Knowingly Distorts GAO Report He Commissioned To Launch Most Dishonest Attack On Obamacare To Date