But even if people are able to economically support a retirement at 65, over thirty years of potential inactivity is harmful to cognitive (认知的) and emotional vitality.
2019年6月四级真题(第一套)阅读 Section B
英语六级真题
But poor diet and physical inactivity also each increase the risk of heart disease and have a role to play in the development of some cancers.
2019年12月六级真题(第一套)阅读 Section A
柯林斯高阶英汉双解学习词典释义
ADJ-GRADED
无所作为的;不活动的;闲置的
Someone or something that is inactive is not doing anything or is not working.