他们在茂密的植被中开辟出一条小路。

They hacked a path through the dense ___vegetation.

这次探险旨在记录那个偏远山谷独特的植被。

The expedition aimed to document the unique ___vegetation of the remote valley.

航空勘测常被用来评估森林植被的健康状况和分布范围。

Aerial surveys are often used to assess the health and extent of the forest ___vegetation.