flat bush for oscillating weight

例句：

1. 1. The trail ends at a flat bush of wildflowers.
   小径在一片平直的灌木丛中结束。
2. 2. The flat bush is home to many different species of birds.
   这片平直的灌木丛是许多不同种类的鸟类的家园。
3. 3. The flat bush provides shade and shelter for the local wildlife.
   这片平直的灌木丛为当地的野生动物提供了阴凉和庇护所。