Warning: file_put_contents(/www/wwwroot/zidian/biehu.cn/cache/77a55c8af50e6504232b8ee0148f6c30.txt): failed to open stream: No space left on device in /www/wwwroot/zidian/biehu.cn/index.php on line 58 biased expansion of production possibilities是什么意思，biased expansion of production possibilities的翻译，biased expansion of production possibilities音标、读音、用法和例句_甲百汇小鸡词典