swatch
/swɒtʃ/noun
1- a sample, especially of fabric样品（尤指样布）。
1.1
- a collection of such samples, especially in the form of a book样品集（尤指以书的形式）。
1.2
- a patch or area of a material or surface（物体或表面的）一片; 一团：
the sunset had filled the sky with swatches of deep orange.
落日把天空染成了一片片深橙色。
词源
early 16th cent. （originally Scots and northern English, denoting the counterfoil of a tally, and later a tally fixed to a piece of cloth before dyeing）： of unknown origin.