scaleboard / ˈskeɪlˌbɔrd, -ˌboʊrd, ˈskæb ərd /

💦中学词汇滑板缩放板伸缩板缩放仪

scaleboard 的定义

n. 名词 noun
  1. a very thin board, as for the back of a picture.
  2. Printing. a thin strip of wood used in justifying.
  3. a thin sheet of wood used as veneer.