迷暈氣體 (mai4 wan4 hei3 tai2) — knockout gas in Cantonesemaiˎ₄迷wanˎ₄暈hei˗₃氣taiˊ²體简 迷晕气体Mandarin Pinyin: mi2 yun1 qi4 ti3Meaning of 迷暈氣體nounknockout gas