Onun müziğine aşinayım. - I am familiar with his music.
Onun müziğine aşinayım.
I am familiar with his music.
Ben ona aşina değilim. - I'm not familiar with that.
Ben ona aşina değilim.
I'm not familiar with that.
... Some of the species of grass that we are most familiar with ...
... becoming more familiar with space, reading lots of books. ...