名词
中文翻译：三分量地震仪
同义词：
['three-component instrument', 'three-component seismometer']
例句：
-
1. The seismograph was used to monitor earthquakes in the area.
地震仪被用来监测该地区的地震。
-
2. The seismograph is a crucial tool for studying the Earth's movements.
地震仪是研究地球运动的关键工具。
-
3. The seismograph has been used to detect earthquakes before they happen.
地震仪在地震发生前已被用来检测地震。