英语词汇“了若指掌”的释义、用法及例句翻译-英汉例句词典

词汇	了若指掌
例句	She is the repository of her family's history.她对自己家族的历史了若指掌。She proved invaluable, with all the know-how of student life at her fingertips.她对学生生活的各种情况了若指掌，这就证明她具有很大价值。The police are onto the robber's plans警方对枪匪的计划了若指掌。
随便看	Valentine's Day valerian Valerie Valeron Valery valet valeted valeting valet parking valetudinarians valiant valiantly valid valid argument validate validated validates validating validation validity validly Valium Vallarta Vallejo Valley

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