Select the layer.Press and hold the rotation button in the upper right corner of the material to perform rotation and flip operations (advantage: no angle limit; disadvantage: inaccurate).
The second kind:
Click on the layer, a menu bar will appear at the bottom of the page, select the flip button.
In the pop-up box, select the angle that needs to be flipped (advantages: precise; disadvantages: does not support rotation at other angles).
Do not pull again, I have the bottom line too!
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