sumach

例句：

1. 1. The sumach trees are tall and have long branches that reach towards the sky.
   柳树高大，树枝长而向上伸展。
2. 2. In autumn, the sumach leaves turn a beautiful shade of red.
   秋天时，柳树叶子会变成美丽的红色。
3. 3. The sumach is a common tree in many gardens and parks.
   柳树是许多花园和公园中常见的树木。