a microphotograph, especially of a printed or written document, that is only about 1 mm across (尤指印刷或书写文件的)微粒照片(宽约1毫米) ■[usu. as modifier]denoting a pattern of very small dots 微粒图案
a tablet of LSD (麦角酸酰二乙胺的)微型药片 more than 1000 microdots of LSD. 1,000多微片麦角酸酰二乙胺。