Warning: file_put_contents(/www/wwwroot/ppbbbu/oiqp.com/cache/218efd0d9efd4f9b34184ddc4192678e.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbbu/oiqp.com/index.php on line 55 electron donor atom是什么意思，electron donor atom的翻译，electron donor atom音标、读音、用法和例句_奇葩剧汉英词典