Petroglyph
n. 岩石雕刻, 岩画
🗣️ 情景例句
Finished?
看完了吗？
If I buy that car, I'll have to borrow some money.
如果我要买那辆车的话，我必须借一些钱。
One is the general atmosphere of secrecy in which it is carried out,
一是科研工作中普遍存在的保密气氛；