Helicobacter
螺杆菌
🗣️ 情景例句
How much will you pay me for this job?
做这份工作你付给我多少钱？
Sometimes I make mistakes when I speak English.
当我说英语时，有时我犯错误。
Civilized men like such a way of living.
文明人喜欢这样一种生活方式。