Sparsity
n. 稀疏, 稀少, 贫乏
🗣️ 情景例句
Mmm, this is delicious!
嗯，很好吃！
You look very tried tonight.
今晚你看起来很疲倦。
Broadly speaking, human beings may be divided into three classes: those who are toiled to death,
劳累至死的人、