【英语翻译Doyouknowsomethingaboutrings(年轮)Doyouknowtheycantelluswhattheweatherwaslike,sometimesevenhundredsofyearsagoAtreewillgrowwellinaclimate(气候)withlotsofsunshineandrainfall(雨量).Andlittlesuns】

　　英语翻译

　　Doyouknowsomethingaboutrings(年轮)Doyouknowtheycantelluswhattheweatherwaslike,sometimesevenhundredsofyearsago

　　Atreewillgrowwellinaclimate(气候)withlotsofsunshineandrainfall(雨量).Andlittlesunshineorrainfallwilllimit(限制)thegrowthofatree.Wecanseethechangeofclimatebystudyingthetreerings.Forexample,tofindouttheweatheroftenyearsago,counttheringsofatreefromtheoutsidetotheinside.Ifthetenthringisfarfromtheeleventhring,thenwe'resurethatitwassunnyandrainymostofthatyear.Ifitisneartotheeleventhring,thentheclimatethatyearwasbad.