同根派生 chestnut blight相關(guān)詞英漢例句The U.S. Office of Forest Pathology tasked him with finding out whether chestnut blight was of Asian origin.美國(guó)國(guó)會(huì)辦公室森林病理學(xué)責(zé)他找出是否慄疫病是亞裔。chestnut blight更多例句