释义 |
roughenroughen /ˈrʌfən/ verb [intransitive, transitive] VERB TABLEroughen |
Present | I, you, we, they | roughen | | he, she, it | roughens | Past | I, you, he, she, it, we, they | roughened | Present perfect | I, you, we, they | have roughened | | he, she, it | has roughened | Past perfect | I, you, he, she, it, we, they | had roughened | Future | I, you, he, she, it, we, they | will roughen | Future perfect | I, you, he, she, it, we, they | will have roughened |
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Present | I | am roughening | | he, she, it | is roughening | | you, we, they | are roughening | Past | I, he, she, it | was roughening | | you, we, they | were roughening | Present perfect | I, you, we, they | have been roughening | | he, she, it | has been roughening | Past perfect | I, you, he, she, it, we, they | had been roughening | Future | I, you, he, she, it, we, they | will be roughening | Future perfect | I, you, he, she, it, we, they | will have been roughening |
to become rough, or to make something rough: Sand the surface to roughen it before repainting. |