Endoperistome
内齿层
🗣️ 情景例句
What makes you work so hard?
什么使你这样卖命？
Christmas falls on a Friday this year.
今年的圣诞节是星期五。
I live in a very old town which is surrounded by beautiful woods.
我住在一个由美丽的树林环绕的古老的小镇上。