On the other side of each acrylic glass sheet, a specifically created pattern of grooves is mechanically carved in.

每块丙烯酸玻璃板的另一面刻有特别设计的图案。

youdao

On the other side of each acrylic glass sheet, a specifically created pattern of grooves is mechanically carved in.

每块丙烯酸玻璃板的另一面刻有特别设计的图案。

youdao