即便比较低级的动物，如吸血蝙蝠，也会为了和同类搞好关系而分享食物，但对于那些以前不够大方的同类则会区别对待，不会拿食物出来分享。
Even lesser developed creatures, such as vampire bats, share food to create bonds, and avoid sharing food with fellow bats that were not generous in the past.
另一名年约30岁、身穿破烂而便宜的衣服的人，则正在该区徘徊，希望能找到一个如古拉姆瑞扎所自诩的那种大方的买主。
Another man wandering round the district, aged around 30 and wearing torn, cheap clothing, is hoping he can find a buyer as decent as Gholamreza claims to be.
如清单7所示，添加XPath表达式到异常消息将产生更详细的对验证失败的描述，这样大大方便了发现问题。
Adding XPath expressions to the exception message, as shown in Listing 7, results in a more detailed description of the validation failure, which greatly simplifies locating the problem.
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