天火字典

英英字典： roughen

roughen

(Sound)

KK Pronunciation

〔 ˋrʌfәn 〕

Pronunciation

〔 ˊrʌfәn 〕

Overview of verb roughen

The verb roughen has 1 sense

roughen -- (make rough or rougher; "roughen the surfaces so they will stick to each other")

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