イヤーマフイヤーマフFreq.FrequencyTop 100,000じ字FuriganaMeanings1nounearmuffs (hearing protection)Primarily refers to protective earmuffs worn in noisy environments, rather than fashion or cold-weather earmuffs.工こう事じ現げん場ばではイヤーマフを着ちゃく用ようしてください。