I'd like to squeeze this round world like a tube of toothpaste.

我想像挤牙膏一样挤压这个圆圆的世界。

Can you buy me a tube of toothpaste?

你可以帮我买一管牙膏吗？

The artist used a tube of paint to create the masterpiece.

艺术家用一管子颜料创作了这幅杰作。