Deossification
除骨质, 骨质丧失
🗣️ 情景例句
I believe stamp collecting is an interesting hobby.
我认为收集邮票是一种有趣的爱好。
Save while you may, no morning sun lasts a whole day.
能节俭时就节俭，朝阳难照一整天。
Can we buy it on instalments?
我们可以用分期付款的方式购买吗？