Taivo A Taiwan Mandarin dictionary

候風地動儀

hòufēngdìdòngyí

ㄏㄡˋ ㄈㄥ ㄉㄧˋ ㄉㄨㄥˋ ㄧˊ

Simplified 候风地动仪

  1. 1the world's first seismograph invented by Zhang Heng 張衡|张衡[Zhang1 Heng2] in 132

Keep 候風地動儀 and it comes back until you know it.

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