Warning: file_put_contents(/www/wwwroot/zidian/diubi.cn/cache/7ca7a52c31cfd1409d8d98daf42833b4.txt): failed to open stream: No space left on device in /www/wwwroot/zidian/diubi.cn/index.php on line 59 low-frequency oscillograph是什么意思，low-frequency oscillograph的翻译，low-frequency oscillograph音标、读音、用法和例句_果味酸柯林斯词典