| 单词 | change-up |
| 释义 | change-up change up vi phrasal: (vehicle: shift to higher gear) (车辆) SC 加速，开快 jiā sù，kāi kuài TC 加速 When the car goes faster you need to change up to prevent the engine revving excessively. change-up n: (baseball: slower pitch) (棒球) SC 变速球 biàn sù qiú TC 變速球 The pitcher's change-up came across home plate 20 miles per hour slower than his fastball. |
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