Warning: file_put_contents(/www/wwwroot/zidian/biehu.cn/cache/ea4b107c80fc4fdfa761b99a543afcd2.txt): failed to open stream: No space left on device in /www/wwwroot/zidian/biehu.cn/index.php on line 58 on-going obligation是什么意思，on-going obligation的翻译，on-going obligation音标、读音、用法和例句_甲百汇小鸡词典