Polysilicon
[计] 多晶硅
🗣️ 情景例句
It's all my fault. I'll try to make it up to you.
这事儿全怪我。 我会尽力补救。
Fine, thanks. And you?
很好，谢谢，你呢？
What a strong wind! It's blowing strongly.
好大的风啊！风刮的好大。