基本解釋n.火警報(bào)警器(自動(dòng)火警機(jī)；火災(zāi)報(bào)警器)同根派生 firealarm相關(guān)詞英漢例句The firealarm kept on jangling.火警報(bào)警器響個(gè)不停。firealarm更多例句