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单词 rev
释义
noun | verb
revrev1 /rɛv/ noun [countable] informal a complete turn of a wheel or engine part, used as a unit for measuring the speed of an engine SYN revolution
noun | verb
revrev2 verb (revved, revving) [intransitive, transitive] Etymology Verb Table (also rev up) if you rev an engine, or if an engine revs, you make it work faster:  Joe revved up his motorcycle.rev up phrasal verb rev (something ↔) up informal if you rev up a system or organization, or it revs up, it becomes more active:  The phone companies are revving up their marketing campaigns. see also revved up
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更新时间:2024/11/11 13:25:46