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safety earmuffs /ˈsadəl ˈdʒɔɪnt/ n

中文：安全耳罩

中文 · 安全耳罩Español · cascos de seguridadFrançais · serre-tête antibruit
Meaning：Pair of rigid shells that are connected by a headband and contain soft foam cushions.
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Ear Protection

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