densely

The city center is densely populated, with thousands of people living in high-rise apartment buildings.

(Chinese) 市中心人口密集，成千上万的人居住在高层公寓楼里。

We found it difficult to hike through the densely wooded area because of the thick undergrowth.

(Chinese) 由于灌木丛茂密，我们发现很难徒步穿过那片森林密布的区域。