| 单词 | head pump |
| 释义 | > as lemmashead pump head pump n. Nautical (a) a small pump at the front of a ship for drawing up seawater (now historical); (b) a pump for pumping out waste from an on-board lavatory; cf. sense 22c(a). ΚΠ 1759 Public Advertiser 18 Dec. Head Pumps, new and old Shiver, and Elm Planks. 1840 R. H. Dana Two Years before Mast xiv. 33 The crew rig the head-pump, and wash down the decks. 1919 J. Hergesheimer Java Head (1922) 1. 12 ‘Six bells in the morning watch,’ he announced... ‘Head pump rigged and deck swabbed down?’ 1967 B. D. Clark Houseboat Wastes 23 If the waste is pumped to..an auxiliary lift station used in place of individual high head pumps, a low head pump should be used. 1992 P. O'Brian Truelove v. 125 That dismal hour..when elm-tree pumps and head-pumps flood the already sodden forecastle. 1997 J. Roberts & S. Roberts Why didn't I think of That? 36/1 Raise the piston in the head pump to its highest position so that the path from the toilet bowl to the discharge hose is open. < as lemmas |
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