projectiles自动: voluntarily; of one's own ac ...推进: push on; carry forward; adva ...武器: weapon; arms自动推进武器(火箭等): projectile自动推进: automatic feed; self-propulsion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:自动推进武器，即可在微信中查询翻译
