英语词汇back projections怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	back projections
释义	back projection 幕后投影，背面放映 (电影的)背景放映，背景投影(从透明幕后放映图像) (= background projection)
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英汉双解词典包含483723条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。