The book is over there. In or at that place: We can use there at the start of a clause as a type of indefinite subject.
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(= my career is ruined) so,. There goes the last bus (= we've just missed it). There goes the phone (= it's ringing).
Do not confuse there, which has meanings that mostly relate to a literal or abstract location, with the words their and they're.
Their has to do with what. There is commonly used to introduce sentences or to indicate where something is, as in it s over there, next to the window. There synonyms, there pronunciation, there translation, english dictionary definition of there. This means that we can put the actual subject at the end of the clause and so give.
(humorous) there goes my career!