词汇“以内”的意思、用法、释义、翻译、读音、例句、短语、词组-国际大辞典

单词	以内
释义	以内以内[yǐ nèi]1.■within; within the limits of; including; less than:长城以内within the Great Wall;在3天以内within three days;限制在50人以内within the limits of fifty people;这种药3年以内有效。This medicine is effective if used within three years.
随便看	ion pumping technique ion radical ion reflection coefficient ion resonance ion-resonance mass spectrometer ion-resonance-principle spectrometer ion retardation ion retardation resin ion retarding lens ion-selective electrode analysis ion sensitive emulsion ion sheath ion source ion spot iontophoresis ion trajectory ion transmission ion transmission metallography ion-trap gun ion trap magnet ion-trap mesh ion triplet (=triple ion) ion-type vacuum pump ion velocity IOS

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