| 单词 | placeholder |
| 释义 | placeholder (once / 114751 pages) n WORD FAMILY placeholder: placeholders USAGE EXAMPLESWith their confirmation, we bid adieu to the periodic table’s seventh row placeholders. New York Times(Dec 01, 2016) But as more people spread their family members to the wilds, more are missing a permanent placeholder. Washington Post(Nov 27, 2016) The early November meeting was something of a placeholder. New York Times(Nov 23, 2016) 1n a person authorized to act for another Syn|Hyper procurator, proxy agent a representative who acts on behalf of other persons or organizations 2n a symbol in a logical or mathematical expression that can be replaced by the name of any member of specified set Hyper variable a symbol (like x or y) that is used in mathematical or logical expressions to represent a variable quantity |
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英语词典包含147318条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。