| 释义 | scour something outphrasal verb with scourverbuk /skaʊər/ us /ˈskaʊ.ɚ/
 to make a hole by a movement that is repeated continuously over a long period of time: 冲刷出;磨出
 The fast-moving water had scoured out a channel in the rock.急流在岩石上冲刷出一道凹槽。
 SMART Vocabulary: related words and phrases
 Scratching and rubbing
 abrade
 abrasion
 buff
 chafe
 chaff
 erode
 erosive
 grind
 rasp
 regrind
 rub
 rub something down
 rubdown
 scour
 scrape
 scratch
 scuff
 smooth
 towel
 wear (something) away
 
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