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n (1) 霧(thick mass of very small water drops in the air，esp near the surface of land，water，etc which makes it difficult to see) [U]：dense～濃霧;drive slowly in～在霧中緩慢行駛;Around midday，the～lifted. 約正午時(shí)分，霧散了。When the～closed in，we couldn't see the top of the hill. 大霧降臨時(shí)，我們看不到山頂?！纪絤ist;

(2) 一場濃霧(period or time of very thick mist) [C]：have heavy/bad～s on the coast in winter. 冬天這個(gè)海岸有大霧/濃霧;

(3) 霧氣;煙霧(any cloud of material，such as dust or smoke that floats in the air) [C]：a dust～一片塵霧;a～of insecticide spray 殺蟲劑的噴霧;patches of～成片的霧氣;heavy/bad～s 大霧/濃霧;〖同〗smog;

(4) (照相底片上)模糊(hazy effect on a developed negative or positive，caused by improper handling during development，etc) [C，U];

in a fog 迷惑，困惑，不清楚：The mathematics lesson put me in a ～. 這堂數(shù)學(xué)課令我茫然。

→′foggy adj 下霧的;含糊的;′fog-bank n 霧堤;′fog-bound adj 陷于濃霧之中的;′fog-horn n 霧號(hào);′fog-lamp n 霧燈;

v (1) 霧氣籠罩，有霧氣(cover or become covered with or as if with fog) [I，I+adv，T+n，T+n+adv]：The car windows/windscreens are～ging up/over. 汽車玻璃/擋風(fēng)玻璃上覆蓋了一層霧氣。Her glasses were～ged up with steam. 她的眼鏡被水蒸汽蒙上一層霧氣。(steam)～(up)sb's glasses/the bathroom mirror (蒸汽)使某人的眼鏡/浴室里的鏡子蒙上了一層霧氣;(foul weather)～the port/the airport (壞天氣)使港口/機(jī)場籠罩在霧中;〖反〗clear，brighten，purify;

(2) 1) 使困惑不解(bewilder or confuse) [T+n]：(problem)～the mind (這個(gè)問題)使人感到困惑;be～ged by sb's refusal/the instruction 被某人的拒絕/某項(xiàng)指令弄糊涂了;〖同〗bewilder，confuse;〖反〗clear，certain; 2) 使含糊，混亂(make uncertain or unclear;confuse) [T+n]：(alcohol/lack of sleep)～sb's mind (酗酒/睡眠不足)使某人頭腦不清楚;〖同〗bewilder，confuse，obscure，cloud，darken;

(3) (使照片底片)變得模糊不清((cause a negative) to become affected by fog) [T+n，I]：The light will～film. 光會(huì)使膠片變得模糊不清。

【辨異】 fog與mist和haze都指由靠近地面及地面上方的水蒸汽形成的霧氣。但它們各自所指的霧氣的濃度不同。fog 霧氣的濃度最濃。haze 是指薄霧。當(dāng)天氣非常熱的時(shí)候，haze (霧氣)也會(huì)產(chǎn)生，如：a heat-haze (熱氣)。還有smog (霧氣)是指一種有害的煙和霧的混合氣體，經(jīng)常產(chǎn)生于工業(yè)城市。