what's up 禮貌嗎？
最佳答案
Regarding Politeness
The phrase 'What's up?' can be considered informal, but it is generally accepted in casual conversations. However, it may not be seen as the most polite greeting in every context.
what's up 禮貌嗎？
The phrase 'What's up?' can be considered informal, but it is generally accepted in casual conversations. However, it may not be seen as the most polite greeting in every context.