Integral domain
[数]整环
🧩 词语组成解析
🗣️ 情景例句
You know, man's best friend is his dog.
你知道的，类最好的朋友就是狗。
Let's look at the agenda and talk the first item.
让我们看一下议程讨论第一项。
It was my first flight. I was nervous when the plane took off.
我第一次坐飞机，起飞时我有点紧张。