The extensive trade of Phoenicia required much book-keeping and correspondence, and it was in the field of writing that the Phoenicians made their most lasting contribution to world history.
腓尼基广泛的贸易需要大量的簿记和通信，而腓尼基人对世界历史最持久的贡献就是在写作领域。
2
It's then trivial to add another field mapping for the ISBN of the book.
然后为书的IS BN添加另一个字段映射。
3
For anyone interested in achieving long-term success in the field of software development, I believe that book is a must-read.