I also make small horizontal cuts at the bottom of the hinge too depending on how wide it is.

同时我也根据铰链的宽度在其底部做了水平的小切口。

youdao

The utility model is formed by connecting a sole and a vamp; the sole is formed by connecting the sole bottom and the heel bottom via the hinge structure.

本实用新型是由鞋底和鞋面连接构成，所述鞋底是由鞋掌底和鞋根底两部分通过铰链结构连接组成。

youdao

With abstraction as the hinge, Duchamp opened a trapdoor at the bottom of Western thought and feeling.

NEWYORKER: Shapes of Things