Permafy
坡莫菲高导磁(镍铁)合金
🗣️ 情景例句
What are you doing?
在做什么？
I don't know what I should have done without your help.
要不是您的帮助，我真不知道该怎么办。
There were coins everywhere.We looked for them, but we could not find them all.
到处都是硬币。我们虽然找了，但没有把它们全部找到。