To create the effect of hair in the wind, choose Smudge Tool. Set the brush strength on 60%.

下面我们制作风中头发的效果。使用涂抹工具笔刷，强度设置为60%。

youdao

When you are finished with the shading, use a smudge tool to smooth the surfaces. I use a hard round brush with about 40% strength!

当你结束对暗部的绘制后，要用污迹之类的笔刷来平滑表面。我用的是硬的圆形的笔刷，强度为40%。

youdao

When the parts are brush plated with nickel, their fatigue strength decreases by 30%.

电刷镀镍后的零件疲劳强度下降约30%。

youdao

He tried to brush the question off with an easy joke, but even he admitted that his mobility and physical strength will be unknowns until he demonstrates otherwise.

WSJ: Derek Jeter Has No Doubt He Will Return