初次见面是how do you do,不过貌似现在没人说了。。。朋友见面就hello, hi简介明了另外流行的就是what is up 和 how are you doing 或者 how is going on如果是长辈,或者商务上还是nice to meet you,glad to see you吧
Hello Hi Hey Halo 要说打招呼的话还有Nice to meet you Nice to see you How do you do