Lower triangular matrix
[计] 下三角矩阵
🧩 词语组成解析
lower
['ləuə]
adj. 下方的;在底部的;较低级的;
v. 降低;减少;缩小;
🗣️ 情景例句
Shut the curtains, I'd like a little privacy for a while.
拉上窗帘，我这会不想让人看到。
Every bird likes its own nest.
人爱其家。
The order number wasn't anywhere on any of the boxes.
所有的条子都没打上订货号码啊！