一口热风
[yī kŏu rè fēng]
'Yi Kou Re Feng' which stands for 'A Mouthful Of Hot Air', generally means nonsense or empty talk in a negative sense, here it might describe a warm hearted and chatty person in a more neutral context. The term conveys feelings of casual warmth in speech and personality; someone filled with energy or full of hot air when talking. It gives impression of energetic and lively speaking style