Pregeological
地质学前的
🗣️ 情景例句
I'm not so young anymore.
我不再那么年轻了。
Timid dogs bark most.
狗胆小，拼命叫。
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。