The answer lies in the fact that you often need to create generic libraries, and for some specific types, you want to avoid the generic behavior and have a specialized implementation.
答案取决于这样的事实，您常常需要创建泛型库，以及对于某些具体类型，您希望避免泛型行为和拥有特殊化的实现。
Nearly half of those in blind-obedience companies said they had observed unethical behaviour in the previous year, compared with around a quarter in the other sorts of firm.
在盲目服从型企业中，几乎有过半数员工都称在前几年目睹过有违职业道德的行为，而在其他类型的企业中只有四分之一的员工有此经历。
There is evidence that it does: a meta-study by the Sentencing Project, a think-tank, finds that black criminals receive somewhat harsher sentences than whites for similar offences.
这类看法有它的事实依据：美国审判项目组织(The Sentencing Project)智囊团的统计分析发现，对同一类型犯罪行为，黑人似乎比白人受到更严厉的判决。
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