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广播电视英语短句
第 87 课:骨骼断裂-6

In some cases, instead of a cast, a splint made of plastic or metal will be secured over the area to restrict movement. 有些病例不用石膏,而使用塑料或者金属制成的夹板固定断骨防止其移位。

Bones need calcium and vitamin D to grow and reach their full strength. 骨骼需要钙和维生素 D 以供生长及回复强度。

Keeping bones strong with exercise may also help prevent fractures, especially if you wear the right sports protection during activities. 经常锻炼以保持骨骼的强韧也有助于预防骨折,特别是在运动中穿上正确的运动护具的时候。

If you think elbow and knee pads might be restrictive, try wearing a cast. 如果你觉得手肘和膝盖需要保护,就穿上护具吧。