Warning: file_put_contents(/www/wwwroot/ppbbu/52065.com/cache/62c540a580598d8211f05e2bf26323f9.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/52065.com/index.php on line 55 ballistic heterostructure是什么意思，ballistic heterostructure的翻译，ballistic heterostructure音标、读音、用法和例句_伍贰汉英词典