Off-diagonal
非对角的，对角线外的
🧩 词语组成解析
off
[ɔ:f, ɔf]
prep. 从…落下;离开;从…去掉;下班;
adv. 离开;距，离;被取消;下班;
adj. 不新鲜的;不能接受;不礼貌;
n. 起跑;
v. 杀死;
diagonal
[dai'ægənl]
n. [数]对角线;斜线;斜列;斜纹布;
adj. 对角线的;斜线的;斜的;斜纹的;
🗣️ 情景例句
He came down with the flu, so he didn't go to work.
他感冒了，所以没去上班。
Friends are lost by calling often and calling seldom.
交往过密过疏，都会失去朋友。
One Monday, there were fewer people in the shop than usual when the woman came in,
有一个星期一，当这位妇女走进这家商场时，里面的人比往常少，