덮개를

덮개를

"덮개를" means "cover" or "lid."

The word '덮개를' refers to a protective cover or shield used for the book in this sentence.

책을 보호하려고 덮개를 사용했어요.

I used a cover to protect the book.

Here, '덮개를' indicates a cover, like a bedspread or sheet, placed over the bed.

침대 위에 덮개를 깔았어요.

I laid a cover on the bed.

In this context, '덮개를' is used as a general term for a lid or cover placed on something like a jar.

항아리 뚜껑으로 덮개를 대신했어요.

I substituted the cover with a jar lid.