艺术可以是一种行动主义。
Every mathematical problem is a puzzle waiting to be solved, and every solution is a step closer to understanding the fabric of reality.
翻译:说明自然资源是天生的,而人类通过工艺将其开发利用。
没关系,雨水会注满我的湖!如果湖干了,我还可以说:“不要紧,这天气正适合开车兜风……