| 单词 | abrasion |
| 释义 | Word Frequency abrasion(əˈbreɪʒən) noun 1. the process of scraping or wearing down by friction 2. a scraped area or spot; graze 3. geography the effect of mechanical erosion of rock, esp a river bed, by rock fragments scratching and scraping it; wearing down Compare attrition (sense 4), corrasion Word origin C17: from Medieval Latin abrāsiōn-, from the past participle of Latin abrādere to abrade |
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