The central triangle in the mural is balanced by the strong vertical emphasis of the right and left sides.
画面左右两端的垂直图像使中心的这个三角形构成了平衡。
2
It's rather hard to deal with buttons, but I managed to do it: "Insert" is a right triangle, "Stop" - two vertical lines.
还有那些按钮也很难对付，但我还是搞明白了：“放入”键是个直角三角形，“停止”键是两条竖线。
3
The Gothic Fashion has succeeded the typical characteristic of Gothic art. Especially the vertical spire- triangle design from the church and the innovative exertion of the colors from the glass art.