English to Chinese Dictionary

候风地动仪	hòu fēng dì dòng yí	the world's first seismograph invented by Zhang Heng 張衡|张衡[Zhang1 Heng2] in 132
地动仪	dì dòng yí	the world's first seismograph invented by Zhang Heng 張衡|张衡[Zhang1 Heng2] in 132 / abbr. for 候風地動儀|候风地动仪[hou4 feng1 di4 dong4 yi2]

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