在线词典尺牍书信(古代书简约长一尺):《~大全》(教人如何写信的书)。拼音chǐ dú解释书信(古代书简约长一尺):《~大全》(教人如何写信的书)。英文释义(literary) a one-foot-long strip of wood or bamboo, used for writing in ancient times; (as a metonym) letter; written message