marginal part

例句：

1. 1. The book'smarginal part contains some interesting historical facts.
   这本书的边缘部分包含了一些有趣的历史事实。
2. 2. Theartist carefully painted the edges of the canvasto create a seamless finish.
   艺术家仔细地画了画布的边缘，以创造出无缝的完成效果。
3. 3. The carpenter trimmed the corners of the table witha fine edge to make it look morepolished.
   木匠用锋利的边缘修剪了桌子的角落，使其看起来更光滑。