求翻译：当我听带吕校长开通微博，并有很多粉丝的时候，我非常困惑，“和校长交流的途径有很多种，如面对面谈话，写意见信等，为什么要开通微博呢？我认为有三个原因。是什么意思？

When I listen with open microblogging Lvjiao Zhang, and there are many fans, I was very confused, "and the principal means of communication there are many, such as face to face conversation, writing opinion letters, etc., why should open microblogging? I think there are three reason.

When I heard Lui principals opened with micro-Expo, and there are a lot of fans, I am very puzzled by means of interaction and the Rector " There are many, such as face-to-face conversations, such as letters, written comments, why do we need to set up micro-bo? I believe that there are three reasons

When I listen to belt Principal Lu to clear micro abundantly, and has very many bean or sweet potato starch noodles time, I am extremely puzzled, “and principal exchanges the way has very many kinds, as if talking to you face to face the opposite conversation, is believed enjoyably and so on, why ha

When I listen to Chancellor Lu open microblogging, and there are many fans of the time, I was very confused, "and the principal means for the exchange of many types, such as face-to-face conversation, write letter, why should we open microblogging? I think there are three reasons.

When I listen with open microblogging Lvjiao Zhang, and there are many fans, I was very confused, "and the principal means of communication there are many, such as face to face conversation, writing opinion letters, etc., why should open microblogging? I think there are three reason.