プログレッシブ和英中辞典(第4版)の解説
ゆりかえし【揺り返し】
〔地震の〕the second shock of an earthquake; an aftershock
数秒のうちに揺り返しが来た
There was an aftershock a few seconds later.
日本語の解説|揺り返しとは
〔地震の〕the second shock of an earthquake; an aftershock
数秒のうちに揺り返しが来た
There was an aftershock a few seconds later.