Correct

峰峦

/ fēngluán / 
Strokes

Definition

high mountain range/ridges and peaks

Example

As a Noun

ridges and peaks

1
Fēngluán
峰峦
qǐfú
起伏

fluctuating/rolling ridges and peaks

2
Fēngluán
峰峦
chóngdié
重叠

ridges and peaks rising one after another