常見(jiàn)例句The most widely used large energy source is the air gun.應(yīng)用最為廣泛的大的能量源是空氣槍。Stilwell promised his brother a pneumtic gun on his birthday.史迪威在他弟弟過(guò)生日的時(shí)候應(yīng)許給他一支氣槍。 返回 wind-gun