________________, invented by Zhang Heng, can indicate the direction of a distant earthquake. It was over 1,700 years later that a similar instrument was invented in Europe.
举一反三
- What was invented by Zhang Heng to detect a distant earthquake?
- What was invented by Zhang Heng to detect a distant earthquake? A: star catalogue B: seismometer C: sundial D: compass
- Zhang Heng also invented the Guide Chariot.
- Zhang Heng invented the world’s first water-powered armillary sphere and the world’s first seismometer.
- It is common knowledge that black tea in China more than 600 years ago. A: is invented B: was invented C: invents D: invented