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
Does he have a family?
他有亲人吗？
Master should be soetimes blind and sometimes deaf.
不痴不聋，不作阿家翁。
Despite the fact that the bottle is tinted a delicate shade of green, an observant visitor would soon notice that it is filled with what looks like a thick, grayish substance.
尽管那只瓶子呈淡绿色，但细心的客人很快就会发现瓶里装的是一种看上去黏稠，颜色发灰的东西。