1. "High" is a term in modern slang that conveys the feeling of extreme enjoyment or excitement. Phrases like "high eating," "high drinking," "high singing," and "high thinking" are all expressions that describe activities done with great pleasure or enthusiasm.
2. "Hai" (嗨) is a term used to express happiness or enjoyment in modern usage. For example, "Let's party tonight!" can be translated as "我们今晚一起嗨！".
3. "Hai Pi" (嗨皮) is a transliteration of the English word "happy," meaning joyful or elated. This term first appeared in southern China and Hong Kong, directly translating the English word "happy" into Chinese. It represents a state of mind and an expression of inner joy.
4. "Kai Sen" (开森) is a Cantonese term that means happy.
5. "Hou Kai Sen" (吼开森) is an expression that indicates extreme happiness.
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