penetration英 [ˌpenɪˈtreɪʃn] 美 [ˌpɛnɪˈtreʃən] n.渗透; 穿透; [军] 突破; 洞察力; [例句]It seems that China's military penetration of South America invariably started with the provision of free military trucks. 看来，中国的军事渗透南美洲总是开始提供免费的军用卡车。 [其他]复数：penetrations 形近词： penetrative penetrating impetration
