Sparse vector
[计] 稀疏向量
🧩 词语组成解析
🗣️ 情景例句
Four o'clock at the advanced exercise class. With me.
四点钟去高级健身课， 跟我一起。
To be true to the husband
忠于丈夫
the other the lack of freedom of the individual research worker.
二是研究人员缺乏个人自由。