例句與造句

1. A persistence forecast might be that " it'll be 13 above normal tomorrow ( and forever ) ".
2. So theoretically a persistence forecast should be " worse " than climatology for days 3 to 7 after a warmth peak and you could correct that by saying it will colder than average on those days . Can this system survive the onslaught of variability in time between fronts long enough for this idea to work?
3. It's difficult to find persistence forecast in a sentence. 用persistence forecast造句挺難的