Sparsity
n. 稀疏, 稀少, 贫乏
🗣️ 情景例句
Those are you just need.
那正是你们所需要的。
Either win the horse or lose the saddle.
不是全赢，就是全输；孤注一掷。
It can take as long as eight days to rig up rope ladders and to establish supply bases before a descent can be made into a very deep cave.
有时需要花费整整8天时间来搭起绳梯，建立供应基地，然后才能到一个很深的洞穴里。