易混淆的单词： Retained

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These retained search firms are the gatekeepers to 60,000 to 70,000 senior-level jobs worldwide every year , he adds .

这些专属型猎头每年在世界范围内把守着6万个到7万个高层职位，他补充道。

The popular blackberry messenger application has been retained .

最受欢迎的黑莓短信程序也得到了保留。

They retained that status even when they later ran deficits .

它们保留了这一地位，即使后来它们的财政出现赤字。

The committee has already retained law firms in toronto and china .

该委员会已在多伦多和中国聘请了律师事务所。

As people gathered into larger groups and came into contact with one another more frequently knowledge was shared retained and advanced more easily .

随着人口聚集为更大的群体，彼此间的联系更频繁，分享知识、保存知识、发展知识也更容易。