撑头为模具设计中必用的零件．其英文名为support pillar．作用是防止模板变形．加长模具使用寿命．
一天晚上，我坐在椅子上构思题目，双手撑头。
One night, sitting in my chair on the idea of the topic, his hands up first.
他腿的两头都有一个钢撑子，下面的钢撑子套着一只特制的鞋子。
In doing so he revealed a steel brace running down both sides of his leg attaching itself To a specially made shoe.
相传当年共工大战失败后，脑羞成怒一头撞上了不周山，把撑天的柱子给撞断了。
It was said that, after a failed war gong gong brain ashamed into anger butted into not on the last day, the pillars to breaking.
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