Studying is very hard right now. There won't be anything fun until next week when we go camping.
ご質問ありがとうございます。
"Studying is very hard right now."＝「今は勉強がとても大変です。」
"There won't be anything fun until next week"＝「来週まで楽しいことはありません」
"when we go camping. "＝「キャンピングに行くとき（まで）。」
他の言い方："There won't be anything fun until next week when we go camping."
アメリカ合衆国 
