Helicobacter
螺杆菌
🗣️ 情景例句
How's your health?
你的身体怎么样？
I'm afraid it's a misunderstanding.
我想这是个误会。
The wheels scooped up stones which hammered ominously under the car.
车轮搅起的石块锤击车身，发出不祥的锤击声。