【电】 switch board
advocate; direct; host; indicate; main; owner; person or party concerned
【机】 master
department; manage; take charge of
【经】 bureau
road; route; distance; pathway; Rd.; region; way
【法】 route
check; game; set; tray
【计】 spool
【医】 disc; disci; disco-; discus; disk; orbiculus; pan; tray