单词squared paper
n.: 方格纸
方石圬工
方格纸
Fold a piece of squared paper along the diagonal into a triangle, and fold into another triangle.
把一张正方形的纸沿着对角线折成三角形,然后再对折一次。
Make them from squared paper and sticky tape.
用方形纸和胶带把它们制出来。