"It's like how a bullet, which finds its trajectory from its own forward motion combined with the rotation imparted by the rifling of a gun barrel, leaves a gun with great power and speed."
「就像是槍膛裡的來福線，射擊時子彈本身的自轉，和射出的拋物線相結合，瞬間的爆發力就出來了。」