Sendust
铝硅铁粉, 山达斯特合金, 铁硅铝磁合金
🗣️ 情景例句
Yes, honey.
是的 ，亲爱的。
We've been married for 2 years.
我们结婚两年了。
and he had seen there evidence enough to overthrow Aristotle and Ptolemy together.
观察到的论据足以把亚里士多德和托勒密一起推翻。