strike home怎么读，是什么意思，单词翻译、读音

The laser guidance system dramatically increases the likelihood that the missile will strike home. 激光制导系统大大增加了导弹的命中率。

The government's message about the dangers of smoking seems to have struck home. 政府对吸烟有害健康的宣传似乎达到了预期效果。