与"hard-to-cure illness"相近的词条

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• hard sugar
• hard swell
• hard swell spoilage
• hard tick
• hard tissue
• hard-to-cure illness
• hard-to-dissolve tablets
• hard-to-refuse
• hard tongue
• hard tube、hard-tube
• hard tubercle
• hard type surfactant
• hard ulcer
• Hard vocal attack
• hard ware
• hard water

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