A fan used to extract dust, esp. that which is produced by grinding during the manufacture of scissors, knives, etc.
| 单词 | θ75202 |
| 释义 | the world > matter > gas > air > fresh air > [noun] > supplying fresh air or ventilation > fan > other types of fan (6) fanny1842 A fan used to extract dust, esp. that which is produced by grinding during the manufacture of scissors, knives, etc. electric fan1868 a fan (fan, n.1 6a) driven by an electric motor. exhaust-fan1874 (= earlier exhausting fan), a fan for producing a current by creating a vacuum. suction fan1874 (a) a fan used to increase or diminish the draught in a furnace; (b) a fan for withdrawing chaff and dirt from grain, or steam and hot air from meal… blast-fan1879 a fan for producing a blast of air. turbofan1911 A fan connected to or driven by a turbine. |
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