单词	safety factor
释义	safety factor noun : factor of safety Word History First Known Use 1873, in the meaning defined above
随便看	mings iapeti Iapetus iapetuses iapetusses Iapygian Iapygidae iarovize IAS Iasi Iasus IATA Iatmul iatmuls iatro- iatrochemists iatrogeneses iatrogenesis iatrogenic iatrogenically iatrophobe iatrophobes iatrophobia iatrophobic IAU

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