civil

The bridge was a major civil engineering project that took five years to complete.

(Chinese) 这座大桥是一项重大的民用工程项目，历时五年才完成。

Civil rights activists worked hard to ensure equality for all members of society.

(Chinese) 民权活动家努力工作以确保社会所有成员的平等。

Despite their disagreement, they managed to remain civil to each other.

(Chinese) 尽管存在分歧，他们仍能保持对彼此有礼貌。

I hope we can have a civil discussion about the problems in our neighborhood.

(Chinese) 我希望我们能对社区存在的问题进行一次客气的讨论。