it pump中文什么意思

例句与用法

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1. To meet the demand of the electric system , the basic regulation rule of this project is a daily regulation : it pumps once ( in late night early morning ) and generates electricity twice ( in morning and evening ) in every day
   根据电力系统的要求，该工程为日调节，即每天抽水一次(每天凌晨) ，发电两次(上午和晚上两次用电高峰期) 。设计中存在泥沙淤积引起的库容永久损失问题。
2. Not only does it pump our life ' s blood , it is also the center of feelings , emotions and beliefs ; the source of our capactity for sympathy , generosity and compassion ; the representation of our courage and fortitude ; and the very core of our ablility and desire to love and be loved
   它不仅为我们的生命抽取血液，还是我们感受、情绪和信仰的中心地带，是让我们拥有同情心、宽厚慷慨和怜悯之心的源泉，是我们富于勇气和坚韧的表现，还是我们爱与被爱的能力与欲望的核心。