名詞 pairing:

1. the act of pairing a male and female for reproductive purposes
   同義詞：coupling, mating, conjugation, union, sexual union
2. the act of grouping things or people in pairs

動詞 pair:

1. form a pair or pairs
   同義詞：pair, pair off, partner off, couple
2. bring two objects, ideas, or people together
   同義詞：match, mate, couple, pair, twin
3. occur in pairs
   同義詞：pair, geminate
4. arrange in pairs
   同義詞：pair, geminate
5. make love
   同義詞：copulate, mate, pair, couple

1. I don't know what possessed me but I spent fifty pounds on a pair of new shoes.
   我不知道是什么促使我干了這件事，但我確實花了50英鎊買了雙新鞋子。
2. Allowing the pairing of each member of a class uniquely with a member of another class.
   一對一的讓這一組的成員和另一組的成員一一匹配的