英语词汇step wedge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	step wedge
释义	step wedge noun Photography a series of contiguous uniformly shaded rectangles, growing progressively darker from white (or light grey) at one end to black (or dark grey) at the other 【摄】阶跃式光楔, 步进式光楔。
随便看	underlever underlie underlife underline underlinen underling underlip under load under lock and key under lock and key underlying underman undermanager undermentioned undermine underminer undermost underneath under no circumstances undernourished undernourishment under oath under observation underoccupancy under one's arm

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