familiar
US /fəˈmɪl.i.jɚ/
UK /fəˈmɪl.i.jɚ/

1.
熟悉的, 常见的
well known from long or close association
:
•
His face looked familiar, but I couldn't place him.
他的脸看起来很熟悉,但我记不起他是谁。
•
The melody was very familiar to me.
这旋律对我来说很熟悉。
2.
熟悉, 了解
having a good knowledge of something
:
•
Are you familiar with the new software?
你对新软件熟悉吗?
•
She is very familiar with the local customs.
她对当地习俗非常熟悉。