a 19th-century optical toy consisting of a cylinder with a series of pictures on the inner surface that, when viewed through slits with the cylinder rotating, give an impression of continuous motion
旋转画筒(19世纪的一种视觉玩具,由一个内表面有很多画面的圆筒构成,旋转圆筒可从狭缝中看见连续活动画面)。亦称<Bold>THAUMATROPE</Bold>.
"mid 19th cent.: formed irregularly from Greek