The portion above the ejectionport is actually a horizonal flap that snaps to the back.
抛壳口上面的部实际上是一个横式皮瓣扣到后面。
2
It had the dual feed, with two belts entering from the top of the receiver, and with bottom ejectionport.
它的双重饲料,有两个接收器上的安全带从顶部进入,并与底部弹出端口。
3
Additionally, because the ejectionport on the bullpup rifle is very close to the user's face, the user would feel greater sound, blast and smoke effects when spent casings eject.