Polyiron
多晶形铁, 树脂羰基铁粉
🗣️ 情景例句
Producing more movies, publishing books, and so on.
拍摄更多的电影，出版更多的书籍以与他们交流。
It's incredible.
令人难以置信。
But there was something wrong with the child.
但是，这孩子有点毛病。