Ibd
离子束穿孔；炎症性肠病
🗣️ 情景例句
No, I think this one belongs in the people-at-work section.
不 ，我认为它属于工作中的人们的那一区。
He often fails to keep his word.
他常常不遵守诺言。
You know what I'm talking about.
我想你知道我在说什么。