Warning: file_put_contents(): Only 0 of 6571 bytes written, possibly out of free disk space in /www/wwwroot/ppbbbu/n94.cn/index.php on line 55 Swarthout是什么意思，Swarthout的翻译，Swarthout音标、读音、用法和例句_94生活常识网有道词典
Determined to find a better way to trade books, he teamed up with partner Robert Swarthout, who had developed a college textbook exchange. 网站上就有固定格式的邮寄包装纸可以列印，寄书人只需贴上邮票就可以寄出，换书程序非常简单方便。