At the bottom of the education scale, the picture is reversed.
而在教育标尺的底部，情形正好相反。
Scale that picture so that it fills the slide.
将照片调整比例让其填满整张幻灯片。
Must be aware of the scale, scale of something in the picture and real product.
必须知道比例才可以，就是图中某个东西和实物的比例。
She judged the picture quality according to the grey degree scale.
她从灰度等级来判断图片的质量。
She judged the picture quality according to the grey degree scale.
她从灰度等级来判断图片的质量。
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