bit-map

英 ['bɪtm'æp] 美 ['bɪtm'æp]

• n. 位图；位映象

英英释义

名词 bitmap:

1. an image represented as a two dimensional array of brightness values for pixels

例句

用作名词 (n.)

1. Is a bit map of the primary key columns in the table.
   表内主键列的位图。