Afd method
[化] AFD法(辛烷值测定)法
🧩 词语组成解析
abbr. 自动装填装置（Automatic Feeding Device）
🗣️ 情景例句
You know something?
知道吗？
Mettle is dangerous in a blind horse.
瞎马鼓勇气，正是危险事。
When you place a sheet of paper in a fax machine, the machine reads the writing on the page and changes the shapes of letters into electronic signals.
当你把一张纸放进传真机里，机器就会"读"纸上的字迹，把字的形状变为电子符号。