fog

fog1
noun
  1. [mass noun]a thick cloud of tiny water droplets suspended in the atmosphere at or near the earth's surface which obscures or restricts visibility (to a greater extent than mist; strictly, reducing visibility to below 1 km)
    雾
    the collision occurred in thick fog.
    碰撞发生在浓雾天气里。
    ■[in sing.]an opaque mass of something in the atmosphere
    烟雾，尘雾
    a whirling fog of dust.
    尘雾旋涡。
    ■[in sing.](figurative)something that obscures and confuses a situation or someone's thought processes
    (喻)搅乱形势（或思维）的事
    the origins of local government are lost in a fog of detail.
    地方自治的由来堕入细枝末节的云雾之中，难以考证。
    ■(Photography)cloudiness which obscures the image on a developed negative or print
    (摄)（底片等的）灰雾，雾翳
(fogged, fogging)
[with obj.]
  1. cause (a glass surface) to become covered with steam
    使（玻璃表面）起雾
    hot steam drifted about her, fogging up the window.
    热蒸汽围住了她，窗玻璃也起了雾。
    ■[no obj.](of a glass surface) become covered with steam
    （玻璃表面）起雾
    the windscreen was starting to fog up.
    挡风玻璃开始起雾。
    ■(figurative)bewilder or puzzle (someone)
    (喻)使迷惑，使不解
    she stared at him, confusion fogging her brain.
    她凝视着他，脑子里一团雾水。
    ■(figurative)make (an idea or situation) difficult to understand
    (喻)使（想法，形势）难以理解
    the government has been fogging the issue.
    政府一直在把这问题搞浑。
    ■(Photography)make (a film, negative, or print) obscure or cloudy
    (摄)使（胶片，底片，照片）变得不清晰，使产生雾翳
  2. treat with something, especially an insecticide, in the form of a spray
    用喷雾（尤指杀虫剂）喷
常用词组
in a fog
  1. in a state of perplexity; unable to think clearly or understand something
    困惑不解，如坠五里雾中
语源
  1. mid 16th cent.: perhaps a back-formation from foggy
fog2
noun
  1. [mass noun]the grass which grows in a field after a crop of hay has been taken
    （割后）再生草
    ■long grass left standing in a pasture and used as winter grazing
    过冬长草，冬牧草
语源
  1. late Middle English: origin uncertain; perhaps related to Norwegian fogg
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