Ball's valves
[医] 鲍尔氏瓣, 莫尔加尼氏瓣(肛瓣)
🧩 词语组成解析
n. 阀门；真空管；瓣膜（valve的复数）
🗣️ 情景例句
No, no, you were right. I was wrong.
确实不容易 说对了。我错了。
I didn't sleep well.
我没睡好。
Yes. You can help me do the shopping.
当然可以。你可以帮我一起选。