Warning: file_put_contents(/www/wwwroot/zidian/diubi.cn/cache/5a57508b75bd97e99d54797ae0dc5766.txt): failed to open stream: No space left on device in /www/wwwroot/zidian/diubi.cn/index.php on line 59 fundamental ripple frequency是什么意思，fundamental ripple frequency的翻译，fundamental ripple frequency音标、读音、用法和例句_果味酸柯林斯词典