良好的客户关系需要礼貌、专业和有效的回复。

Good customer relations require courtesy, professionalism and effective response.

《柯林斯英汉双解大词典》

长期维持关系需要努力。

Maintaining relationships over the long term takes effort.

youdao

建立良好的家庭关系需要很多努力。

Building good family relationships needs a lot of efforts.

youdao

So, we need the right kinds of accomplishments and the right kind of knowledge and the right kinds of relationships.

所以，我们需要合适的成就,合适的知识,以及合适的关系。

耶鲁公开课 - 死亡课程节选

A psychology a network of scholars who will focus on - love, relationships, self-esteem, motivation, resilience and well-being.

还需要关注,爱，两性关系，自尊，动机，恢复以及幸福感。

哈佛公开课 - 幸福课课程节选

So if I worry about energy I have a pretty good chance of extracting out these heat capacities, right, and I don't have to worry about exactly which path and I can really mix things up.

而能量与热容有密切的关系,从能量就可以就算出这两个热容，我不需要考虑到底是哪一条路径,可以随意计算。

麻省理工公开课 - 热力学与动力学课程节选