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会员注册今日单词：
| 单词 | 中文释义 | 英文释义 | 例句 |
| whodunit | 悬疑故事（名词） | (noun) A mystery novel about a criminal act that arouses the interest of the reader in finding out who committed the crime (NOTE: derived from the obviously irregular and therefore mildly humorous structure "who done it?") | EXAMPLE: A good whodunit never reveals the identify of a murderer until its last chapter. 一个好的悬疑故事总是到最后一章才会揭示凶手身份。 |
今日短语：
| 短语 | 中文释义 | 英文释义 | 例句 |
| core competency | 核心竞争力 | A distinctive capability or high level of skill in one area surpassing all others | EXAMPLE: Although the vast electronics corporation is involved in many ancillary businesses, its core competency is the production of fine quality television sets. 尽管这家电子产品公司涉足许多辅助业务，但它的核心竞争力仍是生产优质电视机。 |