tombstone (EN)

名词

名词 “tombstone”

1. 墓碑
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   The old cemetery was filled with tombstones, each bearing the name and dates of the person buried beneath.
2. 指的是符号“∎”，用于数学中表示证明结束。
   After carefully laying out each step of the theorem, the mathematician concluded the proof with a tombstone, signaling to readers that no further explanation was needed.