| 词汇 | sped |
| 释义 | sped uk /sped/ us /sped/ past simple and past participle of speed（speed的过去式和过去分词） Increasing and decreasing speed of motion accelerant accelerate accelerating acceleration accelerative brake catch catch (someone) up gun isolator non-accelerating pickup put your foot downidiom quicken retard speed (something) up spurt step on the gasidiom throttle (something) back/down upshift sped | American Dictionarysped us/sped/ past simple and past participle of speed |
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