. . . . . . . . . . . . . . . . "A Sound emitted by a Sound_source, which construed as a single point, moves along a Path. Rather than the Sound_source itself, the Location_of_sound_source may be mentioned. Essentially, this frame denotes the (semi-)fictive motion of the the Sound. Given the spreading nature of sound vibrations, it is not surprising that there usually is no expression of any particular goal.\n"^^ . . . . . . . . . .