a horizontal beam that extends across something
a horizontal crosspiece across a window or separating a door from a window over it
taking a zigzag path on skis
travel across
travel across or pass over; "The caravan covered almost 100 miles each day"
to cover or extend over an area or time period; "Rivers traverse the valley floor"; "The parking lot spans 3 acres"; "The novel spans three centuries"
deny formally (an allegation of fact by the opposing party) in a legal suit