bone factor

例句：

1. 1. The bone factoris a crucial indicator of bone health.
   骨因素是衡量骨骼健康的关键指标。
2. 2. The studyfocused on the bone factor in relation tobone density.
   该研究关注骨密度与骨因素之间的关系。
3. 3. The bone factor plays a significantrole in maintaining bone health.
   骨因素在维护骨骼健康方面起着重要作用。