If no adjustments are made for elevation, the pressure you read directly from the barometer is the actual air pressure at the barometer's location.
(no adjustments; are made; for elevation) (the pressure; read directly; from the barometer) (the pressure you read directly from the barometer; is; the actual air pressure at the barometer's location)
no adjustments the pressure the pressure you read directly from the barometer
are made read directly is
for elevation
from the barometer
the actual air pressure at the barometer's location