Drag onto the page, then use in conjunction with a groove shape.

拖到绘图页上，然后与沟形状结合使用。

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Push the tissue into the groove, so it forms the square shape of the groove.

把纸巾压在槽里，这样子可以把槽里擦干净。

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Push the tissue into the groove, so it forms the square shape of the groove.

把纸巾压在槽里，这样子可以把槽里擦干净。

youdao