ammo boosterammunition boosterfeed assist mechanism拨: move with hand,foot,stick,et ...弹: shoot; catapult机: machine; engine电动拨弹机: electrically operated ammunition booster中间拨弹机: intermediate booster下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:拨弹机,即可在微信中查询翻译