Schroeder's staircase

his is an ambiguous figure that gives rise to two different perceptions. It consists of a drawing of parallel step-like lines extending from the upper corner of a parallelogram to the lower opposite corner. One either sees a staircase from underneath or a staircase from above and, upon continuous viewing, the impression alternates (Fig. S2). Syn. Schroeder's staircase visual illusion. See Blivet figure; Necker cube; Rubin's vase.

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Fig. S2 Schroeder's staircase

单词	schroeder's staircase
释义	Schroeder's staircase Schroeder's staircase his is an ambiguous figure that gives rise to two different perceptions. It consists of a drawing of parallel step-like lines extending from the upper corner of a parallelogram to the lower opposite corner. One either sees a staircase from underneath or a staircase from above and, upon continuous viewing, the impression alternates (Fig. S2). Syn. Schroeder's staircase visual illusion. See Blivet figure; Necker cube; Rubin's vase." >*Fig. S2* Schroeder's staircase
随便看	to the ends of the world to the fore to the forefront to the (four) wind(s) to the four winds to the full to the fullest to the gills to the good to the gunnels to the gunwales to the highest degree to the hilt to their advantage to their bones to their bootstraps to their cost to their credit to their dying day to their face to their faces to their heart's content to their hearts content to their hearts' content to their heart's desire