concealed enemy 中文意思是什麼
concealed enemy
解釋
暗藏的敵人-
An explosive device used to destroy enemy personnel, shipping, fortifications, or equipment, often placed in a concealed position and designed to be detonated by contact, proximity, or a time fuse
地雷，水雷一種用來摧毀敵軍部隊、船艦、碉堡或裝備的爆破裝置，通常安放在隱蔽處，由於接觸、靠近或定時而引爆
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