self spring是什么意思


中文翻译自拉

网络释义

1)self spring,自拉2)way of drawing itself,自拉自法3)To praise one's own effort or achievement; to do something all by one self,自拉自唱4)self-tension,自拉伸5)Self-made hook,自制拉钩6)self-anchored draw-bar,自锚拉杆

用法例句

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