单词 | rotary engine |
释义 | rotary engine [`rōd·ǝ·rē `en·jǝn] MECHANICAL ENGINEERING A positive displacement engine (such as a steam or internal combustion type) in which the thermodynamic cycle is carried out in a mechanism that is entirely rotary and without the more customary structural elements of a reciprocating piston, connecting rods, and crankshaft. |
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