Careful storage of silver will prevent it from tarnishing.
He is afraid that he will tarnish his reputation if he disagrees.
Kozue thought the teacher's lecture was dull, boring and endless.
- Kozue öğretmenin dersinin, donuk, sıkıcı ve sonsuz olduğunu düşündü.
My job is dull and boring.
- Benim görevim donuk ve sıkıcı.