I was a little scared at first because he used a smooth edged tool to scrape the skin on my neck and shoulders.
我一开始有点害怕，因为他用一种边缘平滑的工具刮我颈部和肩膀的皮肤。
As he is a hard edged surface against a flat background it should be fairly easy to select him using the Polygonal Lasso Tool.
因为相对于单一的背景，他有一个边缘分明的外观，所以，使用多边形套索工具选取他是十分容易的。
这工具需加刃。
The equality and unity of a crowd can be a powerful tool, or a double-edged sword.
群体的平等与一致可以是有利的工具，也可能是双刃剑。
Network sniffing is like one double-edged sword. It makes the network administrator convenience, but it also offers the hacker a tool to steal network information.
网络监听技术就像一把双刃剑，在提供给网络管理员管理网络的方便时也提供给黑客一个盗取网络信息的工具。
Select white as the foreground color and use the brush tool with a soft edged brush to paint the affected areas.
选择白色为前景色，用画笔工具，用软边刷油漆受灾地区。
Select white as the foreground color and use the brush tool with a soft edged brush to paint the affected areas.
选择白色为前景色，用画笔工具，用软边刷油漆受灾地区。
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