单词	lacuna
释义	lacunala‧cu‧na /ləˈkuːnə/ noun (plural lacunae /-niː/ or lacunas) [countable] formal Word Origin WORD ORIGINlacuna Origin: 1600-1700 Latin ‘pool, hole in the ground, empty space’ Examples EXAMPLES FROM THE CORPUS Let us call this the structural lacuna of the intentional scenario. What I wish to suggest is that filling the structural lacuna makes structured talk without higher-order thought look much less likely. a place where something is missing in a piece of writing SYN  gap
随便看	resurface resurgence resurgent resurrect Resurrection resurrection resuscitate resuscitation retail retailer retailing retail park retail price index retail therapy retain retainer retaining wall retake retaliate retaliation retaliatory retard retarded retch retell

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