带有深色墨水的起泡液体的黑白纹理 Black and white texture of a bubbling liquid with dark ink

在白色背景上，用黑色和白色特写拍摄了一种起泡液体的纹理，深色墨水随着液体的运动而流动。

Close up black and white shot of the texture of a bubbling liquid with dark ink flowing with the movement of the liquid, on a white background.