fore.shock

foreshock的音标和读音：
DJ音标发音： [ˈfɔ:rˌʃɔk, ˈfour-]
KK音标发音： [ˈfɔrˌʃɑk, ˈfor-]

foreshock的词性：
n.（名词）

1. A minor tremor of the earth that precedes a larger earthquake originating at approximately the same location.
预震：较大地震发生前在大致相同地点发生的微震