基本解釋直接正像材料,直接正片同根派生 autopositive相關(guān)詞英漢例句Autopositive A class of photographic materials which will yield a positive image from a positive original without an intermediate negative stage. 直接正片一種照相材料,可以無須經(jīng)中間負(fù)片的步驟而把正片原稿複制爲(wèi)正片。Autopositive: A class of photographic materials that will yield a positive image from a positive original without an intermediate negative stage. 直接正片:一種照相材料，可以無須經(jīng)中間負(fù)片的步驟而把正片原稿複制爲(wèi)正片。autopositive film 自轉(zhuǎn)膠片autopositive更多例句