touchstone

名词 n.
中文释义

英文释义

名词 n.
  1. A stone used to verify the quality of gold alloys by rubbing them in order to leave a visible trace.
  2. A standard of comparison or evaluation. broadly,figuratively
    — Near-synonym: comparator

词形变化

touchstones plural

词汇关系

相关词
bellwether benchmark capstone cornerstone exemplar keystone model norm philosopher's stone reference tester

词源

From touch + stone.
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