Warning: file_put_contents(/www/wwwroot/ppbbbu/oiqp.com/cache/7ba5a29d4e576b7d899ddb5aababa2cb.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbbu/oiqp.com/index.php on line 55 singly bonded是什么意思，singly bonded的翻译，singly bonded音标、读音、用法和例句_奇葩剧汉英词典