英语词汇“保持有效”的翻译、意思、用法、释义-英汉汉英词典

单词	保持有效
释义	保持有效vi.stand继续存在；保持不变；保持有效
随便看	white mineral oil white mint white mixture white money white monk white moss agate white mountains white mouse white mouth white-mouth croaker whitemouth l. white mugwort white mugwort--artemisia lactiflora wall. white mulberry white mulberry (morus alba white mulberry--morus alba l. white mulberry;morus alba l. white mulberry (morus alba-- linn.) white mulberry (morus alba， linn.) white mule white mullet white mullet--chanos chanos (forsskål--1775) white mundic white muscardine white muscle