Cholinic acid
[化] 胆碱酸
🧩 词语组成解析
🗣️ 情景例句
That's all right.
没关系。
Swimming promotes health.
游泳有益健康。
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。