1 Results for passive air defense
/แพ้ สิ ฝึ แอ (ร) ดิ เฟ้น สึ/     /pˈæsɪv ˈer dɪfˈens/
หรือค้นหา: -passive air defense-, *passive air defense*

WordNet (3.0)
passive air defense(n) air defense by the use of deception or dispersion or protective construction

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