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英语解释

pump up

汉语翻译

【化】 泵送

pump up例句

  1. Have you pumped up the bicycle?
    你给自行车胎打气了吗?
  2. Pumping up her smile, she was too weak to speak audibly.
    她勉强笑了一笑,身体虚弱得连说话人家也听不见。
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