Unordered pair subset
[计] 无序对子集
🧩 词语组成解析
[计] 无序的
pair
[pɛə]
n. 一副;一对男女;套在一起的两匹马;雌雄成对的动物;
vt.& vi. （使…）成对，（使…）成双;
vi. 交配，交尾;
subset
['sʌbset]
n. 子集;
🗣️ 情景例句
They'll be here any minute.
他们马上就到了。
Gentlemen! Can't you agree on anything?
先生们，可否赞成一项？
After breakfast, I sent the children to school and then I went to the shops.
早饭后，我送孩子们上学，然后就去了商店。