wildcard

🇬🇧/'waɪldkɑ:d/ 🇺🇸/ˈwaɪldˌkɑːrd/ 26
a playing card that can have any value, suit, color, or other property in a game at the discretion of the player holding it.

noun [抽象名词]通配符

We should find the wildcard mask.
我们应该找通配符掩码。

计算、编程里的“通配符”通常使用 * 表示

单词造句:
网友用“Wildcard”造句精选
You do not need a wildcard. 不需要通配符。
I got dealt a wildcard - now what? 我已使用了一个通配符—接下来呢?