recoilless gun造句怎麼寫

2、The antitank SPG-9 "Kopyo" (" Spear ") grenade machine is not an automatic but recoilless gun. It consists of a trunk with a lock, a tripod stand and an electric mechanism which serves for firing.

1、Later they were replaced by the Chinese indigenous Type 65 82mm recoilless gun developed in the mid-1960s.