Warning: file_put_contents(/www/wwwroot/zidian/biehu.cn/cache/3075891e74cfc8d096e054757d15cb6a.txt): failed to open stream: No space left on device in /www/wwwroot/zidian/biehu.cn/index.php on line 58 string potentiometer是什么意思，string potentiometer的翻译，string potentiometer音标、读音、用法和例句_甲百匯小鸡词典