Topology is the study of the properties of a figure that are unchanged by any deformation.

Innovation in aquaculture isn't just about technology; it's about sustainable thinking that benefits both people and the planet.

理性无法支配爱情。

The essence of life is statistical improbability on a colossal scale.

一本书是脆弱的生物，它承受时间的磨损，害怕啮齿动物、自然元素和笨拙的手。因此，图书管理员不仅要保护书籍免受人类的伤害，还要保护它们免受自然的侵害，并将一生奉献给与遗忘力量的斗争。