flat surface短语⁵⁴³²² 基本例句 平直表面,平面,平整表面 For volume and space, the perceptual and conceptual methods of representing them on the flat surface of a painting are related to the two levels of understanding spatial relationships. 量感和空间中，在绘画平面中表现它们的感性和理性方式与理解空间关系的两种层次有关。 tdict