1. At first I had difficulty in getting my books accepted, and had to hawk them around from firm until one agreed that they were worth printing.
起初我很难使出版商接受我的书，于是我不得不一个公司一个公司地四处游说，后来终于有一家同意我的书有出版价值。
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2. At first Tom had difficulty in getting his books accepted, and had to hawk them around from firm to firm until one agreed that they were worth printing.
起初汤姆难于使出版商接受他的书；他不得不一个公司一个公司地四处游说直到有一家终于同意他的书有出版价值。
1. A hawk is released to fly around the grounds every morning during the championships to frighten off any pigeons.