Zhang Heng张衡
Zhang Heng张衡
A Han dynasty astronomer and inventor from Nanyang who built a bronze machine that showed which direction a faraway earthquake came from.
东汉时期南阳的天文学家和发明家。他造出一台铜制仪器，能判断远方的地震来自哪个方向。
- Born出生
- 7878 年
- Died逝世
- 139139 年
Fun fact趣味知识When the ground shook, a bronze ball dropped from a dragon's mouth into the open mouth of a toad below — clang!地面一震动，就有一颗铜球从龙嘴里掉进下面蟾蜍张开的嘴里——"当"的一声！