soundproof

英 ['saundpru:f] 美['saundpru:f]

第三人称单数: soundproofs;过去式: soundproofed;过去分词: soundproofed;现在分词: soundproofing;

1. The music room was soundproof so bands could practice late at night.: 音乐室做了隔音处理，乐队可以深夜练习。