From there it is pumped up to a sand filter in the conservatory.
水箱里的水再由泵抽到温室里的沙子过滤器里.
词典释义:
n. 砂滤器;砂过滤器;沙滤器;沙过滤装置
From there it is pumped up to a sand filter in the conservatory.
水箱里的水再由泵抽到温室里的沙子过滤器里.
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