As you stand, maintain the natural curve in your lower back and keep your core muscles tight. Use your leg muscles - not your back - to lift the object.
在你站起来的时候，继续保持腰背部的自然曲线，保持收紧你的核心肌肉。用你的腿部肌肉——不是背部——去抬起物品。
As did other paradigms when they were new (e.g., object-oriented software development), this one will take time to be adopted widely because it involves a learning curve.
正如其它范例当它们刚刚出现时(例如面相对象的软件开发)，由于它所包含的学习曲线，它需要经历一段时间以被广泛采用。
The methods are: it must curve knees when you bend waist and touch toes with hands or collect object.
帮助的办法是：在弯腰用手接触脚趾或拾取物体的时候，一定要弯曲膝部。
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