单词 | expire |
释义 | expire v.   1. intr. (of a period of time, validity, etc.) come to an end.   2. intr. (of a document, authorization, etc.) cease to be valid; become void.   3. intr. (of a person) die.   4. tr. (usu. foll. by from; also absol.) exhale (air etc.) from the lungs. Derivatives expiratory adj. (in sense 4). Etymology: ME f. OF expirer f. L exspirare (as EX-(1), spirare breathe) |
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