But in practice, due to stock market information asymmetry and information disclosure are not rigorous, leading to the System of Trading Halts as some investors profit of internal information tool.

但在实践中，由于股票市场中信息的不对称以及信息披露的不严谨，导致暂停交易成为部分投资者获利的内部信息工具。

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In this age of information, we should be experienced in using the Internet as a search tool.

在这个信息时代，我们应该熟练使用互联网这个搜索工具。

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But over the course of the semester, Angst found that the iPad was even more useful as an information aggregation tool.

FORBES: Pros And Cons Of iPads In The Classroom

This is a professional production, clearly written as an information gathering tool.

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To speed rescue efforts, engineers at Sandia National Laboratories have developed a robot that would eliminate some of the unknowns of mine rescue operations and arm first responders with the most valuable tool: information.

ENGADGET: Gemini-Scout robot can scope out mining accidents, may save lives (video)