Cemf
abbr. 反电动势（Counter Electromotive Force）
🗣️ 情景例句
Please sit down, Mr. Mark.
请坐吧，马克先生。
I'm playing ping-pong downstairs.
我在楼下打乒乓球。
Though people have often laughed at stories told by seamen, it is now known that many of these 'monsters' which have at times been sighted are simply strange fish.
虽然人们常常对水手们讲的故事付诸一笑，但现在看来，人们有时看到的这些“妖怪”很多不过是些奇怪的鱼。