foreshock的读音 foreshock中文意思

英音  ['fɔ:ʃɒk] 
美音  ['foʊr'fɔ:ˌʃɒk] 
n. (地震的)前震
foreshock 用法和例句
A single pure quartz crystal does not show any foreshock as a force is applied to it , it simply breaks when it can no longer withstand the pressure .
一块纯石英晶体在受到压力时,不会表现出任何预震,它只会在不能继续承受压力时破裂。