例句與造句

1. Azerbaijan includes Regions III, IV and V on the heat summation scale with areas seeing anywhere from 3, 000 to 4, 6000 degree days . Annual rainfall in the lowlands, where most of the grapes are grown, up to the foothills varies from 250-600mm.
2. It's difficult to find summation scale in a sentence. 用summation scale造句挺難的