名词短语中文翻译
中文翻译：主震后余震类型
同义词：
['mainshock', 'aftershock例句：1. The earthquake caused a main shock and several aftershocks.（地震引发了一次主震和几次余震。）']
例句：
-
1. The earthquake caused a main shock and several aftershocks.
地震引发了一次主震和几次余震。
-
2. The scientists were studying the main shock and its aftershocks.
科学家们正在研究主震及其余震。
-
3.The main shock was followed by several aftershocks.
主震之后接踵而至的是几次余震。