The pan tool is represented by the hand icon and allows you to pan through the data in the graph, moving left or right.
平移工具由手形图标表示，允许平移曲线图中的数据，向左或向右移动。
Given the long and rich history of UNIX, chances are your system has just the right tool for the task at hand.
由于UNIX具有悠久而丰富的历史，所以您也许能够找到恰好合适的工具，以用于手头的任务。
You should, however, always use the right tool for the job at hand; knowing more about these two tools will definitely help you pick the right technology for your next project.
但是，应该总是对手边的工作使用适当的工具；更多地了解这两个工具无疑有助于您为下一个项目挑选适当的技术。
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