什么是sd-picture卡？

picture
AHD:[p¹k“ch…r]
D.J.:[6pikt.*]
K.K.:[6p!kt.+]
n.
A visual representation or image painted, drawn, photographed, or otherwise rendered on a flat surface.
绘画，图画绘画、拍照或用其他方法置在平面上的视觉表现或意象
A visible image, especially one on a flat surface:
景色视觉意象，尤指平面上的景色：
the picture reflected in the lake.
湖上映出的景色
A vivid or realistic verbal description:
生动或现实的描写：
a Shakespearean picture of guilt.
莎士比亚对罪恶的生动描写
A vivid mental image.
心中的生动意象
A person or an object bearing a marked resemblance to another:
酷似；化身与另一人或物具有极明显相似性的人或物：
She's the picture of her mother.
她酷似她的妈妈
A person, an object, or a scene that typifies or embodies an emotion, a state of mind, or a mood:
情绪，心态代表或具体化一种情绪、心态或情绪的人、物或景色：
Your face was the very picture of horror.
你脸上显出恐惧
The chief circumstances of an event or time; a situation.
情景事件或时代的主要环境；情形
A movie.
电影
A tableau vivant.