They attacked the enemy infantry line with sling stones, arrows, and javelins as the two armies closed and then fell back between gaps in the blocks.

• 两军接近的时候，他们用通过投掷巨石、弓箭、投标来攻击敌人然后这些人退回到兵团编队的空隙中。（还记得电影中，罗马军队里面用杠杆原理制作出来的大型投石器吗？就是那些东西！）