Muggy weather is unpleasantly warm, and the air itself feels wet — as if a thin, warm mist is sitting on your skin. You do not need rain. The wetness is already in the air, so you sweat, clothes cling, and a room with no wind feels heavy.

Muggy weather悶熱的天氣 is unpleasantly warm是讓人不舒服的暖 and the air itself feels wet而且空氣本身感覺是濕的 as if a thin, warm mist is sitting on your skin好像有一層薄薄溫溫的霧貼在皮膚上 You do not need rain不需要下雨 The wetness is already in the air濕氣已經在空氣裡了 so you sweat所以你會流汗 clothes cling衣服會黏在身上 and a room with no wind feels heavy沒有風的房間會讓人覺得悶

English speakers use it for summer days, nights before a storm, and places near the sea or a river. It is a homely, everyday word, not a science word.

English speakers use it for英語使用者會用這個字形容 summer days, nights before a storm夏天的日子、暴風雨前的夜晚 and places near the sea or a river還有靠海或靠河的地方 It is a homely, everyday word這是個平易近人的日常用字 not a science word不是科學術語

Though actually, heat alone is not enough, and damp air alone is not enough. A hot dry wind is not muggy, and a cold wet morning is not muggy either. You need warmth plus that sticky wetness.

Though actually不過其實 heat alone is not enough光有熱是不夠的 and damp air alone is not enough光有潮濕的空氣也不夠 A hot dry wind is not muggy乾熱的風不算「muggy」 and a cold wet morning is not muggy either濕冷的早晨也不算 You need warmth plus that sticky wetness你需要溫暖再加上那種黏黏的濕氣

People also stretch it a little: “It's so muggy in here” can mean a closed room feels thick, even indoors.

People also stretch it a little人們有時也會延伸使用 "It's so muggy in here"「這裡好悶」 can mean a closed room feels thick可以指一個封閉的房間感覺很悶 even indoors即使是在室內