rough
/rʌf/
adj.
一句话记住
粗糙的；不平的；汹涌的；粗略的；大致的
释义与例句
adj.
粗糙的；不平的；汹涌的
having an uneven surface or not being calm or smooth
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The rough path was difficult to cycle on.
这条崎岖的小路很难骑车通过。
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Her hands were rough after years of outdoor work.
多年户外劳动使她的双手很粗糙。
展开其余 1 条例句
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The ferry was cancelled because the sea was too rough.
因为海面风浪太大，渡轮取消了。
adj.
粗略的；大致的
approximate and not exact or detailed
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Can you give me a rough estimate of the repair cost?
你能大致估算一下维修费用吗？
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I made a rough sketch of the garden before planning it.
规划花园前，我画了一幅草图。
展开其余 1 条例句
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The figures provide only a rough guide to future demand.
这些数字只能大致说明未来需求。
词源与构词
记忆钩子
roughly 置于数词或数量词前可表示“大约”，相当于 approximately。
词族与关联词
词族（同一词根派生出的不同词性或形式）
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roughly 大约；粗略地；粗糙地副词，表示数量时意为“大约”，如 roughly half。
同义词
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approximate 近似的；大致的rough 表示数字或计划不精确、尚未细化，较口语；approximate 较正式，主要用于数量、数值或位置接近准确值。The approximate distance between the towns is thirty kilometres. 两个城镇之间的大致距离是三十公里。
反义词
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smooth 光滑的；平坦的描述表面或道路时 smooth 与 rough 相对；rough 还可表示汹涌或粗略，smooth 则相应表示平静或顺利。Sand the wood until its surface is smooth. 打磨木头，直到表面光滑。
常见搭配
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a rough estimate 粗略估计A rough estimate suggests that two thousand people attended. 粗略估计约有两千人参加。
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rough surface 粗糙的表面The paint will not stick properly to a rough surface. 油漆在粗糙表面上无法牢固附着。
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rough sea 波涛汹涌的海面Small boats were warned to avoid the rough sea. 小型船只接到警告，避开波涛汹涌的海面。