familiar

熟悉的、眼熟的

Her face looked familiar, but I couldn't recall her name.

她的脸看起来很眼熟，但我想不起她的名字。

熟悉、通晓、了解与 with 连用

Are you familiar with the safety rules in this lab？

你熟悉这间实验室的安全规定吗？

常见的、普通的、司空见惯的

Traffic jams are a familiar sight in this part of town.

塞车在城里这一带是常见的景象。

亲近的、随便的、不拘礼的有时带贬义

He was far too familiar with customers on his first day.

他上班第一天就跟顾客过于随便。

魔宠、使魔奇幻作品用语

In the story, the witch's familiar is a black cat.

在故事里，那名女巫的使魔是一只黑猫。