Treponeme
n. [微]密螺旋体
🗣️ 情景例句
We have talked of you ofter.
我们经常谈到你。
How much is the admisssion fee?
入场费要多少钱？
The children were leaving school on Tuesday when they saw a truck.
星期二，孩子们正放学回家，这时，他们看见一辆卡车。