sparsely-populated

a.人口稀少的

spanner, spar, spare, spare part, spare tyre, spare-rib, spare...from, sparing, sparingly, spark, sparking-plug (also `spark-plug), sparkle, sparkler, sparkling, sparks, sparring-partner, sparrow, sparrow-hawk, sparse, sparsely, spartan, spary, spasm, spasmodic, spasmodically, spastic, spat, spate, spatial, spatially, spatter, spatula, spawn, spay, speak, speak for, speak of, speak up, speak volume for, speak volumes,