| 单词 | quadragenarian |
| 释义 | Word Frequency quadragenarian(ˌkwɒdrədʒɪˈnɛərɪən) noun 1. a person who is between 40 and 49 years old adjective 2. being from 40 to 49 years old Word origin C19: from Latin quadrāgēnārius consisting of forty, from quādrāgintā forty |
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