n.(森林里的)下层灌木，林下灌丛

The underbrush was thick and tangled, making it difficult to navigate through the forest.
繁茂的灌木丛杂乱无章，很难在森林中穿行。
The forest ranger cleared the underbrush around the campsite to prevent wildfires.
森林管理员清理了露营地周围的灌木丛以防火灾发生。
After the storm, there was an abundance of underbrush on the ground, waiting to be picked up.
雨后地上散落着大量的枯枝败叶，等待清理。
Wildlife often uses underbrush for shelter and camouflage.
野生动物常常利用灌木丛作为庇护所和伪装。
The hiker had to crawl through dense underbrush to reach the hidden waterfall.
徒步者不得不爬过茂密的灌木丛才能到达隐蔽的瀑布。
Farmers periodically clear the underbrush to improve crop growth in their fields.
农民定期清理田间的灌木丛以利于农作物生长。
The park service is conducting controlled burns to manage the overgrowth of underbrush.
公园管理部门进行有控制的焚烧，以管理过量的灌木丛生长。
Insects and small animals scurry through the underbrush during the early morning hours.
春天早晨，昆虫和小动物在灌木丛中穿梭。
The gardener pruned the underbrush to let more sunlight reach the garden bed.
园丁修剪了灌木丛，以便更多的阳光照射到花坛。
The archaeologist carefully removed the underbrush covering the ancient burial site.
考古学家小心翼翼地清除覆盖在古代墓葬上的灌木丛。