Periptychidae
褶齒獸科
??? 情景例句
I'm Martha Vann.
我叫Martha Vann。
When I traveled to a foreign country, I was very aware that I was a Chinese.
當(dāng)我出國旅行時，我非常明白自己是一名中國人！
You will be better off.
你的狀況會好起來的。