百搭牌；[计] 通配符
代替任何未知或未指定字符或字符串的字符。
A character that takes the place of any other character or string that is not known or specified.
不可控制或不可预测的因素。
An uncontrolled or unpredictable element.
常被故意隐藏以备不时之需的元素。
An element, often deliberately concealed, which is withheld for contingency.
替代一般或难以确定音素的字母或符号,例如大写C代表任意或某些辅音,大写V代表任意或某些元音。
A letter or symbol that substitutes for a generic or poorly identified sound, for example capital C for any or some consonant, or capital V for any or some vowel.
Prepare the learner guide for this word
可生成：语法 Grammar、学习解释 Learner guide、例句 Examples。只有点击后才会开始生成。
Choose the next layer that will help you use wildcard with more confidence.
Recommended next
Includes Usage patterns & Collocations
Learn how to use this word with grammar patterns and natural collocations.
Includes Common mistakes & Confusing words
See typical errors learners make and confusing words to avoid.
More ways to explore
Includes Synonyms & Antonyms
Expand your vocabulary with synonyms and antonyms.
Includes Spelling & sound
Explore words with similar spelling endings or sounds.
Includes Word components & Thematic vocabulary
Learn how to build related words using roots, prefixes, and thematic clusters.
Includes Idioms & Cultural references
Discover idioms, slang, and famous pop culture quotes.
Includes Context & register & Memory tip
Analyze the context and learn memory tricks to remember it.
Dictionary facts from ECDICT, WIKTIONARY.
