Japan has the most advanced earthquake early-warning system in the world; last October, it launched a system that delivers earthquake warnings via mass media, including television and the Internet.

日本拥有世界上最先进的地震预警系统；去年十月，一个通过大众传媒，包括电视和Internet传递地震警报的系统投入使用。

youdao

Japan has the world's most advanced earthquake early-warning system, with more than 1,000 seismographs scattered over the country.

日本有世界上最先进的地震预警系统，有超过1000多个地震仪覆盖分布全国。

youdao

Japan has the world's most advanced earthquake early-warning system, with more than 1, 000 seismographs scattered over the country.

日本有世界上最先进的地震预警系统，有超过1000多个地震仪覆盖分布全国。

youdao