Pemf
[医][=pulsating electromagnetic field]脉冲电磁场
🗣️ 情景例句
Your first great-grandchild.
你的第一个曾孙。
We are in great need of Grade A.
我们急需一等品。
He used to sleep during the day and work at night, quite unaware of the fact that he had become the ghost of Endley.
白天睡觉，夜里出来干活，一点不知道自己已成了恩得利家场的活鬼。