Sparse vector
[计] 稀疏向量
🧩 词语组成解析
🗣️ 情景例句
Say, don't I know you from somewhere?
我是不是在哪里见过你？
We kept on discussing the problem for four hours.
我们持续讨论那个问题达四小时。
In that case, we wouldn't have it in stock.
如果是这样，我们库存不会有。