Those emotions you feel towards your kin, towards your genetic relatives, and those emotions that you feel towards the people you're not related to but interact with.

你对亲人的情感，你对有基因关系亲属的情感，你对那些与你无关,但有相互作用的人的情感。

耶鲁公开课 - 心理学导论课程节选

so that's great that a lot of people have enough time to be in something that's not math or science related.

很多人投入了时间，来做与数学或科学无关的事情，这真的太好了。

积极参与俱乐部活动 - SpeakingMax英语口语达人