"taxes on unimproved land are low"
"unimproved dirt roads"
"a farm with 50 acres of unimproved and 68 acres of improved land"
"unimproved woodlands"
A cheap unimproved property.
出自: R. Boldrewood
Only 100 acres of fine unimproved pasture survives.
出自: J. Purseglove