| 单词 | turnstile |
| 释义 | Word Frequency turnstile(ˈtɜːnˌstaɪl) noun 1. a mechanical gate or barrier with metal arms that are turned to admit one person at a time, usually in one direction only 2. any similar device that admits foot passengers but no large animals or vehicles 3. Also called: gatepost logic a symbol of the form ⊢, ⊨, or ⊩, used to represent logical consequence when inserted between expressions to form a sequent, or when prefixed to a single expression to indicate its status as a theorem |
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