A2
from one side of something to the other
Dictionary examples:
My pencil rolled across the desk and fell off the edge. (0.0)
The pizza flew across the room when I tried to flip it! (0.0)
My dog thinks he's a kangaroo, jumping across the sofa. (0.0)
She walked across the field/road. (13.7)
They're building a new bridge across the river. (34.2)
When I reached the river, I simply swam across. (39.2)