Spirocheta
n. 螺旋体
🗣️ 情景例句
Yes. It's the anniversary of one of our important revolutionary movements.
是的。它是中国一个重大革命运动的纪念日。
How long does it take for a letter to get to California ?
一封信到加利福尼亚要花多长时间？
What's wrong, Jim?
怎么了？吉姆？