Sendust
铝硅铁粉, 山达斯特合金, 铁硅铝磁合金
🗣️ 情景例句
because the doctors and nurses are so busy?
因为医生和护士们都非常忙？
The mountain has brought forth a mouse.
虎头蛇尾。
Who but Jack would do such a thing?
除了杰克谁会做这种事呢？