Helicobacter
螺杆菌
🗣️ 情景例句
I expected something better.
我所期望的比这要好。
I hope no questions about the terms.
我看合同的条款没有什么问题了。
Bones were carved into needles and tools, and the teeth were used to make necklaces.
骨头则雕琢成针和工具，牙齿用来作项链。