Typically, as people age, their bone mass decreases, making them more vulnerable to bone fractures.
普遍而言，随着人们日趋衰老，他们的骨质会减少，使其更易于招致骨折。
27typically, as people age, their bone mass decreases, making them more vulnerable to bone fractures.
27通常当人们衰老的时候，他们的骨质减少，使他们容易骨折。
27typically, as people age, their bone mass decreases, making them more vulnerable to bone fractures.
27通常当人们衰老的时候，他们的骨质减少，使他们容易骨折。
应用推荐