单词	recirculated sand
释义	recirculated sand 业返沙
随便看	universal implication graph universal implication inference engine Universal implication model universal impulse model universal in character universal incinerator universal inclinometer universal incomplete albinism universal index center universal index centre Universal index formula universal index head universal indexing universal indexing and dividing head universal indexing head universal indication universal indicator universal indicator paper universal indicator plant universal indicators universal induction universal induction quenchine machine universal industrial robot universal infantilism universal infectious disease