soundproof
过去式：soundproofed
过去分词：soundproofed
现在进行时：soundproofing
词形变化：
副词: soundlessly | 名词: soundlessness |
同义词：
fitness | accuracy | stability | solidarity | vigor | proof | wholeness | completeness | health | healthiness | reliability | security | dependability | trustworthiness | comprehensiveness | thoroughness | depth | range | breadth | wiseness | wisdom | firmness |
反义词：
词义辨析：
同义参见:
resistant