Warning: file_put_contents(/www/wwwroot/zidian/diubi.cn/cache/b679e341d475ac43b1f1b8a72615746c.txt): failed to open stream: No space left on device in /www/wwwroot/zidian/diubi.cn/index.php on line 59 sparse character vector是什么意思,sparse character vector的翻译,sparse character vector音标、读音、用法和例句_果味酸柯林斯词典