Missouri is the first state to allow use of an atlatl in its hunting season cycle.

密苏里是第一个允许在狩猎季节使用梭标投射器的州。

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, holds a bundle of spears that he made for use with an atlatl, a Stone Age throwing device that uses leverage to sharply increase the speed and distance a spear can travel.

这是他制作的和梭标投射器（利用杠杆作用加快长矛速度、增加投射距离的石器时代的一种投射装置）一起使用的长矛。

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In one of the caves, the experts found depictions of the atlatl, a pre-Hispanic hunting weapon that had not yet been seen in other paintings in the Tamaulipas state.

BBC: Cave paintings in Mexico: Carvings uncovered in Burgos