范围 (fànwéi) is a noun meaning 'scope,' 'range,' or 'extent.' It describes the limits or boundaries of something, whether physical, conceptual, or administrative. It is often paired with 内 (within) to form 范围内 (within the scope of).
这次考试的范围包括前五课的内容。
Zhè cì kǎoshì de fànwéi bāokuò qián wǔ kè de nèiróng.
The scope of this exam covers the content of the first five lessons.
我们需要扩大搜索范围。
Wǒmen xūyào kuòdà sōusuǒ fànwéi.
We need to expand the search scope.
这件事已经超出了我的职责范围。
Zhè jiàn shì yǐjīng chāochū le wǒ de zhízé fànwéi.
This matter is already beyond the scope of my responsibilities.