matcher

🇬🇧/ˈmætʃə(r)/ 🇺🇸/ˈmætʃər/

someone who arranges marriages, a person who seeks balance between giving and getting, and someone who looks for sameness in things

You can also define your own matcher or use an exact value.
你还可以定义自己的匹配器或者使用一个确定的值。

单词造句:

源自match/mætʃ/vt. 使相配；与 … 竞争；相配；使比赛；敌得过，比得上