Japan's earthquake forecasting program, which monitors factors such as seismic activity and crustal deformation, may eventually watch tidal activity as well.
2
积极参与地震预测计划的国家包括日本、中国、俄罗斯和美国。
The nations that are actively involved in earthquake prediction programs include Japan, China, Russia, and the United States.
3
那次地震让日本在预测地震和海啸上投入了大量的努力。
The calamity initiated a massive effort in Japan to predict earthquakes and tsunamis.