Polyiron
多晶形铁, 树脂羰基铁粉
🗣️ 情景例句
I'm so hungry, I could eat a horse.
我饿得能吃下一匹马！
My schedule is very flexible, and I am given a lot of freedom.
我的工作表很有变通性，使我十分自由。
Yes, that's right.
是的。