sketch-book

例句：

1. 1. She drew a picture of her favorite cat with a pencil in her sketchbook.
   她在素描本上用铅笔画了她最喜欢的猫。
2. 2. The artist used his sketchbook to capture the essence of the scene.
   艺术家用他的素描本捕捉了场景的本质。
3. 3. I often use my sketchbook to jot down ideas for my next project.
   我经常使用我的素描本来记下我下一个项目的点子。