词汇	Water seeps through sand
释义	Water seeps through sand. 水渗入沙中。
随便看	Secondary-circuit se condary circuit secondary circuit block secondary circuit design secondary circuit of hydropower station secondary circuits secondary circuit system secondary circuit voltagedrop secondary circuit voltage drop secondary circular reaction secondary circulation secondary circulation pump Secondary city Secondary City Living Rubbish Incinerator secondary clarification secondary clarifier secondary clarifier effluent secondary clarifier model secondary clarifying methods secondary classification secondary-class structure secondary clay secondary clayification secondary clayified horizon secondary cleaner