Common Meanings
1
màn蔓
Used in compound words such as 蔓草 (creeping plants) and 蔓延 (to spread, to extend), describing the spreading or extension of things like vines or plants.
荒芜的土地上，野草开始蔓延开来
On the desolate land, weeds began to spread.
2
wàn蔓
A long, slender, winding stem or tendril of a plant, typically seen in climbing plants like gourds or beans.
南瓜的蔓儿已经爬满了架子。
The pumpkin's vines have already covered the trellis.