| 单词 | filter pump | 
| 释义 | > as lemmasfilter pump   filter pump  n. a device in which liquid is forced through a filter by the action of a pump. ΚΠ 1861    Farmer's Mag. Oct. 341/2  				Improved combined filter pump, on plank, improved and manufactured by B. Fowler and Co., of Whitefriars, and T. Atkins and Son, of Fleet-street, price £5 10s. 1907    G. M. Norman Systematic Pract. Org. Chem.  i. iv. 11  				The crystals which separate are obtained by filtering with the filter-pump. 1979    Pop. Mech. Mar. 134  				A typical hot tub is built of redwood, equipped with a heater to bring water temperature up to 105°F, a filter pump and a hydrojet pump to provide tub occupants with a massage effect. 2015    Nanaimo 		(Brit. Columbia)	 Daily News 		(Nexis)	 9 July  a5  				Nanaimo's Beban Park leisure pool was out of commission Wednesday as city maintenance workers had to replace a filter pump that cleans the pool. < as lemmas | 
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