Ecf
abbr. electrochemical fluorination-process 电化氟化法; extracellular fluid 细胞外液
🗣️ 情景例句
Special for new friends.
特地为新朋友准备的。
When is he expected to be back?
他什么时候回来？
Even the bull seemed to feel sorry for him,
因为它一直同情地看着醉汉，