Warning: file_put_contents(/www/wwwroot/ppbbu/4cd.cn/cache/643c568d4b78ea600f899f63030901dc.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/4cd.cn/index.php on line 55 germanium mesa transistor是什么意思,germanium mesa transistor的翻译,germanium mesa transistor音标、读音、用法和例句_沉淀汉英词典