"Wood" 通常被视为不可数名词,这意味着它一般没有复数形式,并且不使用不定冠词"a/an"。例如:
- I need some wood to build this shelf.
- The table is made of wood.
然而,在某些情况下,"wood" 可以用作可数名词,表示具体的、不同的种类的木材或特定的林地。例如:
- There are many kinds of wood, such as oak, pine, and mahogany.
- The park has vast woods where you can enjoy walking.
在上述第二种用法中,"woods" 指的是树林或森林。总的来说,"wood" 作为材料时通常是不可数的,而作为特定的林地或多种木材时可以是可数的。