slam基本解释
n,猛击；砰然声,同近
We heard a car door slam..我们听到有车门砰的一声关上了。
砰地关上；猛力抨击英释vvif a door, gate etc slams, or if someone slams it, it shuts with a loud noise
grand slam,大满贯；满垒时的全垒打.短语
