空間是三維的
所有跟帖:
• 球麵是二維的,圓是一維的,他們都是彎曲的維,你要是理解了什麽是彎曲的維,你就能理解了。 -hkzs- ♂ (218 bytes) () 11/14/2024 postreply 00:40:06
• 球麵是二維的,圓是一維的,他們都是彎曲的維,你要是理解了什麽是彎曲的維,你就能理解了。 -hkzs- ♂ (218 bytes) () 11/14/2024 postreply 00:40:06
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