七码定位技巧简介：Jiang Sheng was surprised and placed a flag on the spot. This time the flag was not taken away because Jiang Sheng walked along the straight line for a while and returned to the original spot.
Jiang Sheng was surprised and placed a flag on the spot. This time the flag was not taken away because Jiang Sheng walked along the straight line for a while and returned to the original spot.
