The sum of the wild Osmia will reduce year by year,which is 10980 ,7636 and 4711 in the continue three years. The ratio of year-reduce is 30%.是什么意思_The sum of the wild Osmia will reduce year by year,which is 10980 ,7636 and 4711 in the continue three years. The ratio of year-reduce is 30%.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句