{}：可承载一个以逗号分隔的路径列表，并能够将其展开为多个路径；

mkdir -pv /tmp/{x,q}_{y,z}

mkdir: created directory ‘/tmp/x_y’ mkdir: created directory ‘/tmp/x_z’ mkdir: created directory ‘/tmp/q_y’ mkdir: created directory ‘/tmp/q_z’

标签：tmp,承载,pv,created,路径,mkdir,逗号,directory
来源： https://www.cnblogs.com/fpcbk/p/13488521.html