最終更新日：2025/12/02
During the science demonstration, the researcher carefully held the Rupert's tear and explained why it withstands hammer blows at the bulbous end but shatters if the tail is nicked.
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During the science demonstration, the researcher carefully held the Rupert's tear and explained why it withstands hammer blows at the bulbous end but shatters if the tail is nicked.
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