Martin's pelvimeter
[医] 马丁氏骨盆测量器
🧩 词语组成解析
n. 骨盆测量器,骨盆计
🗣️ 情景例句
and to read along with the children--their children.
和孩子们--他们的孩子们， 一起阅读。
There is no general rule without some exception.
普遍规律必有例外。
He's only forty-one years old, and he has already been to nearly every country in the world.
他只有41岁，但他却过世界上几乎每一个国家。