| 单词 | propeller pump |
| 释义 | > as lemmaspropeller pump propeller pump n. a pump incorporating a rotating device which resembles a screw propeller. ΚΠ 1871 Manufacturer & Builder Nov. 255/1 The compound propeller pump is situated close by, and attracts much attention by its novelty and ingenuity of construction. 1986 C. Culpin Farm Machinery (ed. 11) x. 169/1 A propeller pump is a low-lift type which is suitable for tractor operation on work such as flood irrigation. < as lemmas |
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