Osteopenia
骨质减少
🗣️ 情景例句
Why shouldn't you run for what, Mom?
为什么， 不该竞选什么， 妈妈？
I think it's going to tear soon.
我认为它将会很快被撕破。
My teacher never spoke English like that! The porter and I looked at each other and smiled.
我的老师从来不那样讲英语！我和搬运工相视一笑。