Yabancı dillerle yabancı olursan, yabancının sessizliğini asla anlayamazsın.
- Being unfamiliar with foreign languages, you'll never be able to understand the foreigner's silence.
Telefondaki ses bana yabancıydı.
- The voice on the phone was unfamiliar to me.
Due to my unfamiliarity with the library's catalog system, it took several hours to find the book.