noun🔗Share同胚，拓扑变换。 A continuous bijection from one topological space to another, with continuous inverse."Because a coffee mug can be smoothly deformed into a donut shape (without tearing or gluing), mathematicians say the mug and the donut are related by homeomorphisms, meaning they are topologically the same. "因为咖啡杯可以平滑地变形为甜甜圈的形状（无需撕裂或粘合），数学家们说咖啡杯和甜甜圈之间存在同胚关系 (拓扑变换)，意思是说它们在拓扑学上是相同的。mathspacetheoryChat with AIVocabulary GamePractice Reading
noun🔗Share同晶现象，同形性 A similarity in the crystal structure of unrelated compounds"Chemists discovered homeomorphisms between table salt crystals and certain ceramic structures, despite the compounds being formed from completely different elements. "化学家们发现，尽管食盐晶体和某些陶瓷结构由完全不同的元素构成，它们之间仍然存在同晶现象/同形性。compoundchemistrystructurematerialscienceChat with AIVocabulary GamePractice Reading
