Ecf
abbr. electrochemical fluorination-process 电化氟化法; extracellular fluid 细胞外液
🗣️ 情景例句
without your help and your love.
要不是你的帮助和爱。
The war threatened his well-being.
战争威胁他的幸福。
Dropping my suit, I dashed downstairs to tell George.
我扔下西服冲下楼去告诉乔治。