abbr. Solid Propellant Information Agency (美霍普金
试验所)固体推进剂情报研究所
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forging, forgings, forgivable, forgive, forgiven, forgiveness, forgiving, forgivingly, forgo, forgot,
相似单词
sphyrectomy, sphyrelata, Sphyriidae, sphyrotomy, SPI, SPIA, Spiak, spiale, spiauterite, spic,