"May I help you?"发音

"May I help you?"发音 may i help you may i help you? 英语May I help you? may i help you sir? May i help you,please. May i help you 作否定回答 May I help you怎么读 May I help you?(同义句转换) May I help you?改同义句 May I help you ?回答+翻译 may I help you,sir?为什么用help