trompe
水風筒
Tromp n. A blowing apparatus, in which air, drawn into the upper part of a vertical tube through side holes by a stream of water within, is carried down with the water into a box or chamber below which it is led to a furnace. [Written also trompe, and trombe.]
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Tromp, Trompe , n. A trumpet; a trump. [Obs.]
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