| 单词 | placeholder |
| 释义 | placeholder noun[C] uk/ˈpleɪs.həʊl.dər/us/ˈpleɪs.hoʊl.dɚ/mathematics,computingspecialized asymbolorpieceoftextin amathematicalexpressionorcomputerinstructionthat can bereplacedbyparticularpiecesofinformation 占位符Mathematical symbols
Examplesofplaceholderplaceholder The natural deduction style follows the same "typical application" idea, but with variables as the placeholders. From theCambridge English Corpus Similarly, exact values may be mistaken for placeholders, resulting in a poor quality product or rework. From theCambridge English Corpus The novel actions are more meaningful when performed with the schematic than with theplaceholderobjects because they provide clear end results. From theCambridge English Corpus Here ' situation ' is aplaceholder, to avoid mention of impossible worlds yet suggest that something has to take their place for evaluation of counterpossibles. From theCambridge English Corpus Terms in theplaceholdermachine include labels onplaceholder-strict arguments. From theCambridge English Corpus One comparison was made between the familiar and novel actions tested with theplaceholderobjects. From theCambridge English Corpus Experiment 2 tested familiar three-step event sequences in which aplaceholderobject was substituted for the second step in half the events. From theCambridge English Corpus Note that different occurrences of theplaceholderin the same term can match different terms, so there is no need to consider substitutions. From theCambridge English Corpus These syllables serve as placeholders in a prosodic representation, but they do not license segments. From theCambridge English Corpus The placeholders apparently distracted from the event as a whole, but they did not sufficiently distract from the individual actions tested on them. From theCambridge English Corpus Mixed languages of lexical material does not affect placeholders and category 3 remains intact. From theCambridge English Corpus The significance of this finding is that none of the subjects were making one-to-one correspondences between the actions and placeholders. From theCambridge English Corpus We use two nodes to represent the two placeholders. From theCambridge English Corpus The numerical value of theplaceholderwill be entered later in a data statement. From theCambridge English Corpus The language development of children with "messy" phonological systems, jargon speech, and prosodic placeholders is not well documented. From theCambridge English Corpus These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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