国立卫生研究所的专家说，矿物油、甘油和滴耳液可以使耳垢软化。
The experts at N. I. H. say the wax can be softened with mineral oil, glycerin or ear drops.
耳垢可以被矿物油，甘油或滴耳液软化，过氧化氢(双氧水)或过氧化脲可能也有帮助。
The wax can be softened with mineral oil, glycerin or ear drops. Hydrogen peroxide or carbamide peroxide may also help.
他们表示，用矿物油，甘油或滴耳液可以软化耳垢。
They say the wax can be softened with mineral oil, glycerin or ear drops.
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