speckle technique

例句：

1. 1.The dish is speckled with black and white spots.
   这道菜上点缀着黑白斑点。
2. 2. The artist used a palette to create a speckle of color on the canvas.
   艺术家用调色板在画布上创造了一小块颜色。
3. 3. The butterfly's wings are speckled with iridescent scales.
   蝴蝶的翅膀上有彩虹色的鳞片。