To become genial and pleasant; relax
变得和蔼愉快；放松
“The cowboy mellowed out when they read him a sweet letter from his wife”(&b{Bobbie Ann Mason})“当他们给他念了他妻子的来信后，这个牛仔变得乐陶陶的”(&b{鲍比·安·梅森})
“The cowboy mellowed out when they read him a sweet letter from his wife”(&b{Bobbie Ann Mason})
“当他们给他念了他妻子的来信后，这个牛仔变得乐陶陶的”(&b{鲍比·安·梅森})