Warning: file_put_contents(/www/wwwroot/ppbbu/4cd.cn/cache/0a73f730dad1e44afba8fb6a6fe99c08.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/4cd.cn/index.php on line 55 migratory beekeeping是什么意思，migratory beekeeping的翻译，migratory beekeeping音标、读音、用法和例句_沉淀汉英词典
Not until the 1920s when cars and trucks became affordable and roads improved, did migratory beekeeping begin to catch on. 直到19世纪20年代当汽车和卡车比较经济和道路改善， 迁移养蜂开始流行。