WTF01

引用:

原帖由 失去靈魂騎兵師 於 17-3-2011 00:50 發表
http://www.fxairguns.com/product.asp?id=monsoon

The Monsoon has a semi-automatic system similar to the Revolution, which use wasted air to cycle the bolt and index the 12-shot magazine, due to the  ...

CHING 睇唔明