利用报告中的超链接，可以钻取每条语句的细节，包括每条执行语句的语句文本和操作信息。
Using the hyperlinks in the report, you can drill down to the details of each statement, including the statement text and operation information for each execution statement.
因此，该regexp相当于：取空格前的第一段文本。
So, this regexp is equivalent to: Take the first text that precedes a space.
nass起到了专用“数据移动器”的作用，在网络上送和取诸如文本、图像和一段段视频信号。
NASS ACTS as a specialized "data mover", pushing and pulling files such as text, images and video clips over a network.
nass起到了专用“数据移动器”的作用，在网络上送和取诸如文本、图像和一段段视频信号。
NASS ACTS as a specialized "data mover", pushing and pulling files such as text, images and video clips over a network.
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