Having trouble with a life or work problem? Walk, and your head gets clear.
有了生活或工作的烦恼？
My mother stopped her work and raised her head with surprise in her eyes.
母亲忽然停下了手中的活，满眼诧异地抬起头。
The invention can position the work head at needed Angle, with high function force.
本发明使工作头部可定位于所需角度，其所承受的作用力较大。
The invention can position the work head at needed Angle, with high function force.
本发明使工作头部可定位于所需角度，其所承受的作用力较大。
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