| 单词 | pump |
| 释义 | pump 1. n. & v. --n 1. a machine, usu. with rotary action or the reciprocal action of a piston, for raising or moving liquids, compressing gases, inflating tyres, etc. 2. an instance of pumping; a stroke of a pump. --v 1. tr. (often foll. by in, out, into, up, etc.) raise or remove (liquid, gas, etc.) with a pump. 2. tr. (often foll. by up) fill (a tyre etc.) with air. 3. tr. remove (water etc.) with a pump. 4. intr. work a pump. 5. tr. (often foll. by out) cause to move, pour forth, etc., as if by pumping. 6. tr. elicit information from (a person) by persistent questioning. 7. tr. a move vigorously up and down. b shake (a person's hand) effusively. Phrases and idioms pump-brake a handle of a pump, esp. with a transverse bar for several people to work at. pump-handle colloq. shake (a person's hand) effusively. pump iron colloq. exercise with weights. pump-priming 1. introduce fluid etc. into a pump to prepare it for working. 2. esp. US the stimulation of commerce etc. by investment. pump room 1. a room where fuel pumps etc. are stored or controlled. 2. a room at a spa etc. where medicinal water is dispensed. Etymology: ME pumpe, pompe (orig. Naut.): prob. imit. 2. n. 1. a plimsoll. 2. a light shoe for dancing etc. 3. US a court shoe. Etymology: 16th c.: orig. unkn. |
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