- "It's heartbreaking that we can't have a dog."
- "I'm truly disappointed that we can't have a dog."
- "It's such a shame that we can't have a dog."
「悲しい気持ちの入った残念さ」を表すのに適した表現は以下の通りです。
- **heartbreaking**(胸が張り裂けるように悲しい)
- **truly disappointing**(本当にがっかりする)
- **such a shame**(とても残念だ)