求翻译：《汤姆叔叔的小屋》这一本书主要是说：汤姆，原是奴隶主谢尔贝的奴隶，从小服侍主人，成年后管理农场因主人谢尔贝在生意场上失败后，准备把汤姆和一个女奴的儿子卖掉，从次汤姆就像商店里的物品被卖来卖去。是什么意思？

"Uncle Tom's Cabin," the book says: Tom, it was in slaves slaveholders Xie Erbei, from small to serve the master, and management of farm adult the master Xie Erbei after the failure of the business world, prepare to Tom and The son of a slave sold from the times Tom like shops where items are sold t