Mastocalciphylaxis
乳腺钙化防御
🗣️ 情景例句
What made you change your job so frequently?
为什么你经常转工？
He came to give us a talk yesterday.
他昨天给我们作了一次演讲。
Right. They're running and jumping all the time.
对，他们老是跑啊跳的。