| 单词 | accelerator |
| 释义 | accelerator n 1 device for increasing speed, esp the pedal in a car, etc that controls the speed of the engine 加速器; 加速装置（尤指汽车等的油门踏板）. =>illus at App 1 见附录1之插图, page xii. 2 (physics 物) apparatus for causing charged particles to move at high speeds 粒子加速器. 3 (chemistry 化) substance that causes a chemical reaction to happen more quickly 加速剂; 促进剂. |
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