advance guard編輯正在努力提供更完整的內容，建議 20 分鐘後再回來看看advance guardadvance guard — 名詞名詞1. a group that goes ahead of the main force to reconnoiter or secure the way1.名詞釋義前衛a group that goes ahead of the main force to reconnoiter or secure the way例句The advance guard reported the enemy's position.