In the air-water back washing filter, application of jet pump instead of air compressor or blower can considerably save both the installation cost and the running cost.
用射流泵代替空压机或鼓风机进行滤池气水反冲洗、能大大降低设备和运行费用。
Water flows from the tank to the washing machine to clean clothes, then back through a filter and into the tank to be cleaned and used again.
水从水槽流到清洗机清洗衣物，然后通过过滤系统流回水槽再次利用。
One day, we walked back home very late. She was washing her feet sitting on the edge of bed while I went to fetch some boiled water from our landlord to make instant noodle.
有一次，记得很晚了，我们步行至临时的家，她坐在床沿洗脚，我去房东那里讨开水泡面。
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