closed forest的用法和樣例：
例句
- We fought our way through dense forest.
我們奮力通過密林。 - A large part of Africa is made up of thick forest.
非洲的大部分地區都是密林。 - In the majority of cases their objective is a closed stand with improved yield.
在大多數情況下，他們的目標是使林木鬱閉，以提高產量。 - Forest canopy closure, which is an important forest inventory factor, plays an important role in forest management and ecosystem management.
摘要鬱閉度是重要的森林調查因子之一，在森林經營與生態系統管理中具有重要作用。
