词汇	back-up water
释义	back-up water 补给水
随便看	Internet monitoring Internet monthly report internet moral internet moral crisis Internet moral education internet moral education for undergraduates internet morality internet moral norm Internet Movie Database Internet Movie Database Browser Internet MSS Interface internet multicasting service Internet multimedia teaching system Internet music internet mutual activation internet name server protocol Internet namespace internet naming service internet naming system internet navigation Internet Network Internet/network copyright internet network information center Internet network level services internet network operation center