作者从每本卖出的书中可得10%的版税。
The writer gets a 10% royalty on each copy sold of his book.
一整天没半条鱼上钩；这则广告吸引了一些人上钩，但最后还是没有卖出东西
Fished all day without a bite; an ad that got a few bites but no final sales.
卖出以後妨碍了这一地点的进一步发展。
That sale precludes further development on this site.
