a scraped area on the skin◾He had severe abrasions to his right cheek.
the erosion of rock by rock fragments scratching and scraping it◾The sole of the shoe should be designed to take constant abrasion.
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a gradual lessening or reduction
an erosion of moral standards
a resistance encountered when one body moves relative to another body with which it is in contact
The pistons are graphite-coated to prevent friction.
abrasion 的词库—— 柯林斯 英语词库