ゆっくり
I listen to the explanation.
私は説明を聞きます
I listen to the explanation slowly.
私は説明をゆっくり聞きます
I listen to the explanation slowly from my teacher.
私は先生から説明をゆっくり聞きます
I listen to the explanation slowly from my teacher at the library.
私は図書館で先生から説明をゆっくり聞きます
I listen to the explanation slowly from my teacher at the library today.
私は今日図書館で先生から説明をゆっくり聞きます