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n.怀孕，受精，注入；使受孕；授胎物；授孕 英英释义： impregnation[ ,impreɡ'neiʃən ]n.material with which something is impregnated"the impregnation, whatever it was, had turned the rock blue"the process of totally saturating something with a substance"the impregnation of wood with
