LT. COL. ROBERT R. LEONHARD, USA Ret., has published many articles and several books on military strategy and land warfare.是什么意思_LT. COL. ROBERT R. LEONHARD, USA Ret., has published many articles and several books on military strategy and land warfare.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句