Warning: file_put_contents(/www/wwwroot/zidian/diubi.cn/cache/bff5d73c686b4ba7cfb45b9c6d29a3d1.txt): failed to open stream: No space left on device in /www/wwwroot/zidian/diubi.cn/index.php on line 59 thermionic vacuum tube是什么意思，thermionic vacuum tube的翻译，thermionic vacuum tube音标、读音、用法和例句_果味酸柯林斯词典