With a limited knowledge of their host country, they had to wait for their children and grandchildren, who grew up in Germany and understood the system better, to promote their interests.

由于对东道国了解有限，他们不得不等到他们的儿孙们——后者在德国成长，从而可以更好地理解其制度——来促进他们的利益。

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In Britain, the Netherlands, Australia and many other countries, those applying for citizenship are expected to demonstrate their knowledge of their host society by passing an exam.

在英国、荷兰、澳大利亚等诸多国家，申请公民身份的人都要通过一项尚未，证明他们充分了解并接受了本国的文化。

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The cognitive layer houses the engines that host and process the business rules, representing the business domain knowledge.

认知层包含承载和处理业务规则的引擎，并表示业务领域知识。

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The plan is to host groups of financial decision-makers to help increase their knowledge and understanding of farming.

BBC: Wiltshire dairy farmer builds facility to educate others

Sometimes, as is alleged in this article, the celebrity host just wants to make mincemeat of you and your supposed knowledge.

FORBES: Why I rarely do TV