Sierpinski
[计] 塞平斯基
🗣️ 情景例句
How do I do that?
我该办什么手续呢？
Our first bill came yesterday, and we have some questions.
我们昨天收到的第一张帐单，有一些问题。
This is the best material we have to offer.
这是本公司所供应的最好的原料。