But users need a "tracker" link to find what they're looking for - like the index card in a library catalogue.

但是用户需要tracker服务器来连接他们所要寻找的文件，就像图书馆目录中的索引卡。

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This is evident in the recent wage component of Employment Cost Index data, average hourly earnings and the Atlanta Fed's wage tracker for job switchers.

这一点从就业成本指数的工资构成数据、平均时薪数据和亚特兰大储备银行对更换工作者的工资追踪数据中可以明显看出。

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The performance evaluation of TV tracker by the scene simulation is studied. An evaluation model and an index system for quantitative evaluation are established.

利用计算机视景仿真技术，对电视跟踪器跟踪性能的检测和评估做了较深入的研究，建立了电视跟踪器跟踪性能评估模型和定量评估指标体系。

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For an easy entry just buy the SPY or QQQ or non-leveraged index tracker of choice and forget about it.

FORBES: QE3 Investment Mantra: Borrow, Buy, Let Ben Do The Rest

In managing a portfolio that has a bias toward equities the balance is usually a combination of cash equity and index or sector tracker funds.

FORBES: Optional Opportunity

Vanguard would place the Muchmores firmly in its index funds, from the Short-Term Bond Index (charging 0.2% of assets per year) to the Total Stock Market Index (0.2%), a Wilshire 5000 tracker.

FORBES: The 2005 Investment Guide