?? ?? ??? ??? ??? ???? ??? ???, ???? ??? ??? ??? ?? ??? ?? ??? ??? ???? ????? ??? ??? ?????. Notice: The major slash \ is needed to circumvent $PATH from increasing in the course of the concatenation. get rid of the major slash if you would like operate the export command straight in the terminal. ?? ????? ?????? ???? ??? ???? ???? ?? ??? ???? ??