Mournfulness
n. 悲凄
✅ 同义词
📖 牛津释义
mournfulness
n [U].
🗣️ 情景例句
Don't be too sure.
别那么肯定。
Insecticides destroy many harmful bugs.
杀虫剂能驱除许多害虫。
OK. I'll bring it to school in the morning.
没问题。明早我带到学校。