44. The language dialogue method as recited in claim 40 , wherein the step of revising the user's preference data stored into the properties database according to the first user's preference data comprises: searching one of the records corresponding to the first keyword from the records stored in the properties database; and in the record corresponding to the first keyword, revising the user's personal preference data record or the user's personal dislike record data included in the corresponding record according to a user's preference indication corresponding to the first keyword included in the first user's preference data.
44. The language dialogue method as recited in claim 40 , wherein the step of revising the user's preference data stored into the properties database according to the first user's preference data comprises: searching one of the records corresponding to the first keyword from the records stored in the properties database; and in the record corresponding to the first keyword, revising the user's personal preference data record or the user's personal dislike record data included in the corresponding record according to a user's preference indication corresponding to the first keyword included in the first user's preference data. 46. The language dialogue method as recited in claim 44 , wherein when the records stored in the properties database corresponds to the first keyword, it means that the keyword included in the records stored in the properties database corresponds to the first keyword.