His father told him that if he and his brother David chopped down all the small dead chestnut trees along the edge of their field, he could sell the wood to a tannery.
他的父亲当时跟多克说，如果多克和他兄弟大卫能把农场里所有枯萎的小板栗树都砍掉，他们父亲就能帮他们把这些木头卖给皮革厂换钱。