Cemf
abbr. 反电动势（Counter Electromotive Force）
🗣️ 情景例句
John isn't here today. That figures, he looked very sick yesterday.
约翰今天没有来，怪不得，他昨天就好像不太舒服。
Death frees us from ills.
死亡使我们解脱不幸。
You're always welcome.
别客气。