telephone alerting system电话: telephone; phone; telephone ...报警系统: warning system电话报警: telephone call电话报警器: mn98-110z; mn98-sa110电话报警设备: telephone alarm equipment下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:电话报警系统,即可在微信中查询翻译