Most elms in Dingxiang county of Shanxi province have been damagend by Pyrrhalta aenescens,whose year cycle,life habit,and control methods are introduced briefly in this paper.是什么意思_Most elms in Dingxiang county of Shanxi province have been damagend by Pyrrhalta aenescens,whose year cycle,life habit,and control methods are introduced briefly in this paper.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句