单词	back projection
释义	back projection noun : background projection Word History First Known Use circa 1933, in the meaning defined above
随便看	nonbelligerent nonbelligerents nonbeverage nonbibliographic nonbinary nonbinding adroiter adroitest adroitlier adroitliest adroitly adroitness adroitnesses adroop adrop adrostral adrs adry ads adscititious adscript adscripted adscripter adscriptest adscription

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