Dense matrix
[计] 稠密矩阵\\n[化] 密集矩阵
🧩 词语组成解析
🗣️ 情景例句
The rural workforce has been flowing in to the cities ever since the open door policy was adopted.
自从改革开放政策实施以来，农付劳动力正不断流向城市。
It's been 5 years since I last saw you.
我已5年没见你了
The sides of the deer were coloured with a reddish-brown paint.
鹿的四周用一种淡棕带红的颜色勾勒。