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| ambiguous letter; dummy; locumtenency; place holder; placeholder; replacement; substitution; variable; wild card; wildcard; free variable parameter; place marker | |||
| wild card character | |||
| spacer | |||
| dummy parameter | |||
| placeholder (A symbolic value used in place of a real value that is unknown or unavailable at the current time, or that is not displayed for security reasons); wildcard (A keyboard character that can be used to represent one or many characters when conducting a query) | |||
| space maintainer | |||
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Platzhalter : 1 短语, 1 学科 |
| 信息技术 | 1 |