corner, bend, corridor, arrow, foyer, layout, path， trail， track 等
ü 其他方位： in front of, before, beyond, behind, rear, on your left….
beside, next to, between…and…， in the middle of the…
opposite， surrounded by, go past
north/south side of…, on the same side of…,along
lead to…, go straight on, at the end of
across, junction, intersection
split, divide, separate, scatter
